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Unit 3: Human Body Systems Review

Total questions: 175

Worksheet time: 1hrs 28mins

Name
Class
Date
1.

Muscles that help the skeleton move...

a)

cardiac muscles

b)

skeletal muscles

c)

smooth muscles

d)

involuntary muscles

2.

Which of the following organs functions as both a respiratory organ and an excretory organ?

a)

the liver

b)

the lungs

c)

the skin

d)

the kidneys

3.

The blood vessels carry nutrients (like glucose) and oxygen to the muscle cells that need them. Blood vessels take away CO2 and waste from muscle cells.

a)

Cardiovascular/Circulatory & Muscular

b)

Cardiovascular/Circulatory & Excretory

c)

Respiratory & Muscular

4.

The brain checks the amount of CO2 in the blood and adjusts the rate of breathing. The brain "communicates" with the lungs using nerves from the brain to the lungs.

a)

Cardiovascular/Circulatory & Respiratory

b)

Nervous & Cardiovascular/Circulatory

c)

Nervous & Respiratory

5.

The brain tells the stomach, intestines, and liver when to be active and when to rest. Messages to and from the brain decide when it's time to process food.

a)

Nervous & Excretory

b)

Nervous & Digestive

c)

Cardiovascular/Circulatory & Digestive

6.

Blood vessels deliver nutrients and oxygen for all the intestinal cells to function. Blood vessels then pick up the nutrients absorbed by the intestines and carry them away to other parts of the body that need them.

a)

Cardiovascular/Circulatory & Excretory

b)

Cardiovascular/Circulatory & Digestive

c)

Cardiovascular/Circulatory & Nervous

7.

Muscles in the intestines continually contract and break down food into nutrients the body can absorb.

a)

Nervous & Muscular

b)

Digestive & Muscular

c)

Muscular & Excretory

8.

Red blood cells go to the lungs to remove CO2 and pick up O2 that has been inhaled. The heart pumps red blood cells carrying O2 from the lungs to all cells in the body.

a)

Circulatory & Respiratory

b)

Nervous & Circulatory

c)

Respiratory & Excretory

9.

A friend throws you a ball. Your brain tells your hands to move to catch the ball.

a)

Nervous & Respiratory

b)

Nervous & Skeletal

c)

Nervous & Muscular

10.

When you're running, you breathe harder and your heart rate increases (pumping more blood) to get more oxygen to your cells to create energy.

a)

Cardiovascular/Circulatory & Nervous

b)

Cardiovascular/Circulatory & Respiratory

c)

Respiratory & Nervous

11.

You fall off your skateboard and land on your chest. Your ribs protect your major organs and muscles from damage.

a)

Skeletal & Nervous

b)

Skeletal & Cardiovascular/Circulatory

c)

Skeletal & Muscular

12.

The function of the cardiovascular/circulatory system is to transport blood throughout the body. What organ provides the force (power) needed to transport or move the blood?

a)

arteries

b)

heart

c)

blood

d)

brain

13.

Which two body systems are MOST useful when chewing, swallowing, and moving food throughout the digestive tract?

a)

Digestive & Muscular

b)

Digestive & Cardiovascular/

Circulatory

c)

Digestive & Nervous

d)

Digestive & Excretory

14.

What two body systems are MOST useful when your lungs supply oxygen carried by blood to cells of the body?

a)

Respiratory & Cardiovascular/

Circulatory

b)

Cardiovascular/

Circulatory & Nervous

c)

Nervous & Respiratory

d)

Digestive & Respiratory

15.

What waste product is removed by the respiratory system?

a)

Carbon dioxide

b)

Dihydrogen monoxide

c)

Carbon monoxide

d)

Sulfer dioxide

16.

Lungs are...

a)

Small blood vessels where materials are exchanged between the blood and the body’s cells (oxygen and carbon dioxide)

b)

Where the exchange of gas occurs. Oxygen enters and carbon dioxide exits.

c)

Muscular tube connecting the mouth to the stomach

d)

Force pathogens out of the body

17.

Which body system protects the organs of the body?

a)

digestive

b)

respiratory

c)

skeletal

d)

muscular

18.

This organ is part of the digestive system.

a)

lung

b)

heart

c)

brain

d)

stomach

19.

What is the function of the respiratory system?

a)

To digest your food

b)

To remove waste from the body

c)

To take in oxygen and remove carbon dioxide

d)

To fight disease

20.

What is the function of the digestive system?

a)

It transports blood and oxygen to your cells

b)

It breaks down food so the nutrients can be absorbed by your body

c)

It helps you breathe by taking in oxygen and transporting carbon dioxide out of your body

d)

It helps you move

21.

Which system in the human body includes the heart, blood, arteries, and veins?

a)

cardiovascular/circulatory

b)

muscular

c)

digestive

d)

respiratory

22.

Which statement best describes the relationship between the nervous system and the muscular system?

a)

The nervous system controls the muscular system.

b)

The muscular system controls the nervous system.

c)

The nervous system provides nutrients for the muscular system.

d)

The muscular system provides nutrients for the nervous system.

23.

In what way are the digestive and cardiovascular/circulatory systems alike?

a)

Both protect organs in the body.

b)

Both control movement of the body.

c)

Both absorb gases or nutrients into the body.

d)

Both provide structural support for the body.

24.

Which two body systems work together to support the body and allow the body to move?

a)

Cardiovascular/

Circulatory & respiratory

b)

digestive & nervous

c)

skeletal & muscular

d)

Cardiovascular/

Circulatory & digestive

25.
This system filters and removes liquid wastes from the body.
a)
endocrine
b)
digestive
c)

cardiovascular/

circulatory

d)
excretory
26.
This system receives and proccesses information.
a)
respiratory
b)
immune
c)
nervous
d)
endocrine
27.
This system is the body's defense against attack.
a)
endocrine
b)
excretory
c)
muscular
d)
immune
28.
This system secretes chemical messages (hormones) to different parts of the body.
a)
excretory
b)
endocrine
c)
digestive
d)
immune
29.

Which of the following is a component of the cardiovascular/circulatory system?

a)

heart

b)

blood vessels

c)

blood

d)

all answers

30.
The three types of muscles are 
a)
skeletal, smooth, and cardiac. 
b)
skeletal, voluntary, and cardiac. 
c)
smooth, cardiac, and involuntary. 
d)
skeletal, cardiac, and ridged. 
31.
Which of the following is a function of both the excretory system and the digestive system? 
a)
regulating metabolism 
b)
eliminating wastes 
c)
regulating other organ systems 
d)
maintaining homeostasis 
32.

From the smallest functional units to the largest, an organism is organized as follows: 

a)

cell, system, organ, tissue, organism. 

b)

organ, cell, tissue, system, organism. 

c)

system, organ, tissue, cell, organism. 

d)

cell, tissue, organ, system, organism. 

33.
Which one of the following systems DO NOT absorb nutrients or get rid of wastes?
a)
Respiratory System
b)
Digestive System
c)
Nervous System
d)

Cardiovascular/

Circulatory System

34.
What function do the endocrine system and nervous system have in common?
a)
Both relay messages to cells throughout the body.
b)
Both produce electrical signals that are carried by neurons
c)
Both produce hormones which are chemical messengers
d)
both remove wastes and toxins from the body
35.

The system in charge of transforming food into nutrients is

a)

The respiratory system

b)

The digestive system

c)

The cardiovascular/

circulatory system

d)

The excretory system

36.

The Cardiovascular system is also called

a)

digestive

b)

circulatory

c)

respiratory

d)

excretory

37.

The system in charge of removing cells' wastes from the body is called

a)

Digestive

b)

excretory

c)

Respiratory

d)

cardiovascular

38.

Which 2 systems work together to provide the muscles with more oxygen during physical activity?

a)

circulatory

b)

digestive

c)

excretory

d)

respiratory

39.

The system of hormones is called

a)

Excretory

b)

Endocrine

c)

Digestive

d)

Nervous

40.

The stomach, liver and intestine belong to

a)

The digestive system

b)

The respiratory system

c)

The excretory system

d)

The circulatory system

41.

The kidneys and bladder belong to

a)

The excretory system

b)

The digestive system

c)

The respiratory system

d)

The cardiovascular system

42.

A group of specialized cells is called

a)

An organ

b)

A system

c)

A tissue

d)

An organism

43.

A body part consisting of different tissues working together is called

a)

A cell

b)

An organ

c)

A system

d)

An organism

44.

A group of organs working together is called

a)

A tissue

b)

A cell

c)

A system

d)

An organism

45.

A bunch of organelles working together make up a

a)

tissue

b)

cell

c)

organ

d)

system

46.

The system that gets rid of the water and carbon dioxide produced during respiration is

a)

the digestive system

b)

the excretory system

c)

the respiratory system

d)

the cardiovascular/circulatory system

47.

The two systems in charge of regulation (monitoring and responding to changes in the environment) are:

a)

Digestive

b)

Skeletal

c)

Nervous

d)

Endocrine

48.

What body system takes nutrients and oxygen to and carbon dioxide and waste from the cells?

a)

cardiovascular/circulatory system

b)

nervous system

c)

digestive system

d)

respiratory system

49.

What body system breaks down food?

a)

cardiovascular/circulatory system

b)

nervous system

c)

digestive system

d)

respiratory system

50.

The _______ is the basic building block of the human body.

a)

organ

b)

cell

c)

tissue

d)

system

51.
This system transports essentials and removes wastes to and from the cells of the body.
a)

cardiovascular/circulatory system

b)

respiratory system

c)

skeletal system

d)

integumentary system

52.

Which system takes oxygen into the body and expels carbon dioxide as we breathe?

a)

Cardiovascular/circulatory system

b)

Muscular system

c)

Respiratory system

d)

Digestive system

53.

Which system transports oxygen throughout the body via heart and blood vessels?

a)

Respiratory System

b)

Muscular System

c)

Excretory System

d)

Cardiovascular/Circulatory System

54.

The first part of the digestive tract is the ?

a)

esophagus

b)

stomach

c)

small intestine

d)

mouth

55.

What does blood need to keep cells alive?

(a)  

56.

The circulatory system is....

a)

responsible for bringing oxygen into your body and removing carbon dioxide.

b)

the organs and tissues involved in circulating blood through the body

c)

the smallest unit of life

d)

A group of tissues that work together to perform closely related functions.

57.

What is an organ?

a)

A group of tissues that work together to perform closely related functions.

b)

the network of nerve cells and fibers that transmits nerve impulses between parts of the body.

c)

all of the bones and muscles in your body and responsible for body structure and movements.

d)

responsible for providing your body with nutrients from food.

58.

The excretory system is....

a)

responsible for bringing oxygen into your body and removing carbon dioxide.

b)

responsible for filtering your blood, removing wastes, and heating and cooling your body.

c)

a living thing

d)

the smallest unit of life

59.

What is the function of the system pictured?

a)

Helps pumps your blood through out your body.

b)

Helps move and protect your body.

c)

Helps take in oxygen and remove carbon dioxide.

d)

Helps maintain body your temperature.

60.
I transport oxygen and nutrients through out the body
a)
Muscular System
b)
Nervous System
c)
Digestive System
d)
Circulatory System
61.
When you breathe, your lungs take in ___ and remove ___. 
a)
air/oxygen
b)
oxygen/carbon dioxide 
c)
carbon dioxide/waste 
d)
waste/air 
62.
Which system provides oxygen and removes carbon dioxide?
a)
digestive
b)
muscular
c)
respiratory
d)
nervous
63.
Which system controls all parts of your body and sends/receives messages?
a)
muscular
b)
digestive
c)
circulatory
d)
nervous
64.
Which system carries blood to and from body cells?
a)
muscular
b)
circulatory
c)
skeletal
d)
respiratory
65.
Which system supports the body and protects organs?
a)
skeletal
b)
muscular
c)
respiratory
d)
digestive
66.
Which system provides nutrients to the body?
a)
circulatory
b)
nervous
c)
digestive
d)
skeletal
67.
What are the building blocks of life?
a)
arteries
b)
cells
c)
organs
d)
capillaries
68.
Which system has the brain as the main organ?
a)
skeletal
b)
muscular
c)
nervous
d)
respiratory
69.
Which organ is in the digestive system?
a)
heart
b)
lungs
c)
brain
d)
stomach
70.
Which system is responsible for removing waste?
a)
nervous
b)
digestive
c)
muscular
d)
circulatory
71.
Which organ pumps blood throughout your body?
a)
cell
b)
brain
c)
tissue
d)
heart
72.

The runner's breakfast is being broken down into nutrients and delivered to cells. Which two systems are working together on that task?

a)

Skeletal System

b)

Digestive System

c)

Circulatory System

d)

Immune System

73.

The painter's brain is interpreting what eyes are seeing and directing movement.

Which systems are working together to complete this task? (Choose more than one)

a)

Nervous System

b)

Digestive System

c)

Respiratory System

d)

Muscular System

e)

Skeletal System

74.

The muscular, skeletal, and ________________ system work together to help you write your notes.

a)

digestive

b)

immune

c)

excretory

d)

nervous

75.

The integrumentary, skeletal, and ________________ system work together to shape, protect and support your body.

a)

digestive

b)

muscular

c)

endocrine

d)

nervous

76.

Your circulatory and ______________ systems work together to get oxygen and bring it to your cells.

a)

respiratory

b)

integumentary

c)

skeletal

d)

digestive

77.

The skeletal, integumentary, circulatory and _________________ systems work together to defend your body against bacteria, viruses, and infections.

a)

digestive

b)

excretory

c)

immune

d)

respiratory

78.

True or False? The digestive, respiratory, circulatory, excretory, and muscular systems work together to break down food, bring nutrients to every cell in your body, and get rid of food waste.

a)

True

b)

False

79.

The hockey player's breathing rate and heart rate increase, supplying more oxygen to her muscle cells. Which human body systems are working together during this action? (choose two)

a)

digestive system

b)

circulatory system

c)

respiratory system

d)

integumentary system

e)

immune system

80.

Which body systems work together to allow the body to move?

a)

nervous and skeletal

b)

muscular and skeletal

c)

nervous and circulatory

d)

muscular and circulatory

81.

Which is most directly connected to the circulatory system?

a)

nose

b)

lungs

c)

mouth

d)

trachea

82.

Which body system is responsible for supplying the body with oxygen and removing carbon dioxide?

a)

nervous

b)

digestive

c)

muscular

d)

respiratory

83.

Which best describes how the muscular system impacts movement of the human body?

a)

When a muscle expands, it pulls on the bone it is connected to and the bone moves.

b)

When a muscle contracts, it pulls on the bone it is connected to and the bone moves.

c)

When a muscle contracts, it pushes on the bone it is connected to and the bone moves.

d)

When a muscle expands, it pushes on the bone it is connected to and the bone moves.

84.

What roles do the muscular and respiratory systems serve in the body when someone lifts weights?

a)

The muscular system allows the person to lift the weights, while the respiratory system provides oxygen to the body.

b)

The muscular system provides oxygen to the body, while the respiratory system allows the person to lift the weights.

c)

The muscular system provides nutrients to the blood, while the respiratory system provides sweat to cool the body.

d)

The muscular system provides sweat to cool the body, while the respiratory system provides nutrients to the blood.

85.

Which is an example of a function the muscular system performs?

a)

Voluntary muscles pump blood through the body.

b)

Skeletal muscles keep a body’s joints working properly.

c)

Cardiac muscles move bones and hold a body’s skeleton in place.

d)

Smooth muscles help move food through the organs they surround.

86.

Which best compares the respiratory system to the circulatory system?

a)

The respiratory system transports oxygen to cells, while the circulatory system provides oxygen for cells.

b)

The respiratory system provides oxygen for cells, while the circulatory system transports oxygen to cells.

c)

The respiratory system breaks down food for cell energy, while the circulatory system rids the body of waste.

d)

The respiratory system rids the body of waste, while the circulatory system breaks down food for cell energy.

87.

The circulatory system transports waste through the bloodstream. Which is the best example of another system working to remove waste from the body?

a)

The respiratory system releases carbon dioxide.

b)

The skeletal system produces new red blood cells.

c)

The digestive system breaks down food into nutrients.

d)

The nervous system send signals from the brain to the muscles.

88.

Which best describes the purpose of the cardiovascular system?

a)

It delivers blood to the body’s tissues.

b)

It supplies stability to the skeleton.

c)

It delivers food to power the body.

d)

It supplies oxygen to the body.

89.

Which best describes the relationship between the skeletal system and the circulatory system?

a)

The skeletal system transports red blood cells after the circulatory system produces them.

b)

The skeletal system protects red blood cells and the circulatory system pumps those cells through veins and arteries.

c)

The skeletal system produces red blood cells and the circulatory system transports those cells where they need to go.

d)

The skeletal system helps put oxygen in red blood cells and the circulatory system helps those cells rid the body of carbon dioxide.

90.

Which is responsible for providing oxygen to cells?

a)

skeletal system

b)

digestive system

c)

muscular system

d)

circulatory system

91.

Which best describes the relationship between the cardiovascular system and the muscular system?

a)

The cardiovascular system captures carbon dioxide from the air for muscle energy.

b)

The cardiovascular system produces red blood cells to bring oxygen to muscles.

c)

The cardiovascular system provides a framework for muscle movement.

d)

The cardiovascular system delivers oxygen for muscle energy.

92.

Which system is controlled by involuntary muscle movement in the diaphragm?

a)

digestive

b)

respiratory

c)

cardiovascular

93.

Which best describes a function of the circulatory system?

a)

transport blood

b)

provide oxygen

c)

help the body move

94.

Which body system’s main purpose is to help the body move?

a)

digestive system

b)

muscular system

c)

respiratory system

95.

In which system of the human body does the heart belong?

a)

skeletal system

b)

respiratory system

c)

cardiovascular system

96.

What is the main function of the skeletal system?

a)

clean the body

b)

support the body

c)

deliver nutrients to the body

97.

Which best explains how the muscular system relies on the respiratory system?

a)

The respiratory system cools the muscular system.

b)

The respiratory system acts as the support system for the muscular system.

c)

The respiratory system brings oxygen into the body for the muscular system to use.

98.

The table below describes some human body systems.

Which row provides correct information?


a)

1

b)

2

c)

3

d)

4

99.

Which three systems help to eliminate waste?

a)

excretory, digestive, skeletal

b)

respiratory, digestive, circulatory

c)

digestive, excretory, respiratory

100.

A body part made of different kinds of tissues that work together to perform a particular job is _____.

a)

a tissue

b)

an organ system

c)

a muscle

d)

an organ

101.

The bundle of nerve tissue that carries messages to and from the brain is the _____.

a)

esophagus

b)

spinal cord

c)

alveoli

d)

trachea

102.

An organ made of bundles of fibers. Smooth, cardiac, and skeletal are types of _____.

a)

muscle

b)

tissue

c)

nerves

d)

blood vessels

103.

A group of cells of the same type that work together to perform a certain job is _____.

a)

a tissue

b)

an organ system

c)

a muscle

d)

an organ

104.

What kinds of muscles make up the walls of the heart?

a)

capillary

b)

cardiac

c)

smooth

d)

skeletal

105.

Stella is preparing a report about human skeletons. Which item should NOT be in her report?

a)

The skeleton helps us move.

b)

The skeleton helps us digest our food.

c)

The skeleton protects the organs inside our bodies.

d)

The skeleton supports our bodies and gives them shape.

106.

Which two systems work together to provide the body’s cells with nutrients?

a)

circulatory and digestive

b)

circulatory and respiratory

c)

respiratory and nervous

d)

skeletal and circulatory

107.

The baglike muscular organ that turns food into almost a liquid is the _____.

a)

esophagus

b)

mouth

c)

small intestine

d)

stomach

108.

Which organ in the digestive system is mainly responsible for absorbing nutrients?

a)

stomach

b)

liver

c)

small intestine

d)

large intestine

109.

What is the name of the series of complex chemical reactions inside the cell, during which oxygen and glucose react to release energy?

a)

Cellular Conservation

b)

Cellular Organization

c)

Cellular Respiration

d)

Cellular Division

110.

What is the name of the bone being pointed to in the image?

a)

patella

b)

scapula

c)

humerus

d)

femur

111.
Which system pumps blood through your body?
a)
circulatory
b)
digestive
c)
respiratory
d)
muscular
112.
Which system moves body parts?
a)
muscular
b)
skeletal
c)
digestive
d)
respiratory
113.
Which system provides oxygen and removes carbon dioxide?
a)
digestive
b)
muscular
c)
respiratory
d)
nervous
114.
This system transports essentials and removes wastes to and from the cells of the body.
a)
circulatory
b)
respiratory
c)
skeletal
d)
integumentary
115.
This system supplies the body with oxygen and rids it of carbon dioxide.
a)
circulatory
b)
respiratory
c)
muscular
d)
nervous
116.
This system includes the skin, hair, and nails.
a)
integumentary
b)
nervous
c)
skeletal
d)
muscular
117.
What are some major parts of the digestive system?
a)
kidneys, liver, bladder, and skin
b)
brain, spinal cord, and nerves
c)
mouth, stomach, large intestine, small intestine
d)
heart, arteries, and veins
118.
Which body system lets you breathe oxygen in and carbon dioxide out?
a)
respiratory system
b)
circulatory system
c)
excretory system
d)
none of the above
119.
Which statement about body systems is true?
a)
Your body is made up of exactly seven systems.
b)
The skeletal system is more important than any other body system.
c)
All of your body systems must work together to keep you healthy.
d)
Each of your body systems works by itself to keep you healthy.
120.
Which body system sends electrical signals to all other body systems?
a)
circulatory system
b)
nervous system
c)
digestive system
d)
skeletal system
121.

provides shape and support, movement, protects your internal organs, produces blood cells,

a)

muscular system

b)

nervous system

c)

skeletal system

d)

digestive system

122.

provides voluntary & involuntary movement

a)

skeletal system

b)

muscular system

c)

nervous system

d)

circulatory/cardiovascular system

123.

circulates blood, oxygen, and nutrients to cells; collects waste

a)

skeletal system

b)

nervous system

c)

digestive system

d)

circulatory/cardiovascular system

124.

exchanges gases when you inhale and exhale

a)

respiratory system

b)

circulatory/cardiovascular system

c)

cardiovascular system

d)

nervous system

125.

main parts include: heart, blood, blood vessels

a)

nervous system

b)

circulatory/cardiovascular system

c)

respiratory system

d)

skeletal system

126.

breaks down food so your body can absorb nutrients; eliminates solid waste

a)

muscular system

b)

circulatory/cardiovascular system

c)

digestive system

d)

nervous system

127.

sends messages back and forth between the brain and your body

a)

circulatory/cardiovascular system

b)

nervous system

c)

muscular system

d)

skeletal system

128.

main parts include: brain, spinal cord, nerves

a)

muscular system

b)

circulatory system

c)

circulatory/cardiovascular system

d)

nervous system

129.

main parts include: mouth, esophagus, stomach, small intestines, large intestines

a)

circulatory/cardiovascular system

b)

digestive system

c)

nervous system

d)

respiratory system

130.

main parts include: nose, lungs, trachea

a)

circulatory/cardiovascular system

b)

respiratory system

c)

muscular system

d)

digestive system

131.

main parts include: bones, tendons, ligaments, cartilage

a)

muscular system

b)

skeletal system

c)

respiratory system

d)

nervous system

132.

main parts include: muscles

a)

respiratory system

b)

skeletal system

c)

muscular system

d)

circulatory/cardiovascular system

133.
What is the body's transportation system?
a)
Digestive System
b)
Respiratory System
c)
Excretory System
d)
Circulatory System
134.
What is the function of the stomach in the digestive system?
a)
Transport waste products
b)
Take in oxygen and get rid of carbon dioxide
c)
Absorb nutrients
d)
Break down food
135.
What is the function of the digestive system?
a)
To process food
b)
To pump blood
c)
To exchange gases in the lungs
d)
To filter waste from the blood
136.
What is the function of the heart?
a)
To exchange gases in the lungs
b)
To pump blood throughout the body
c)
To filter waste from the blood
d)
To digest food
137.
What is the function of the respiratory system?
a)
To exchange gases in the lungs
b)
To pump blood
c)
To process food
d)
To filter waste from the blood
138.

Tissues are formed when (a)   group together.

139.
What is the function of the lungs in the respiratory system?
a)
Absorb nutrients
b)
Break down food
c)
Take in oxygen and get rid of carbon dioxide
d)
Transport waste products
140.
What is the function of the nervous system?
a)
To pump blood
b)
To filter waste from the blood
c)
To process food
d)
To send and receive signals throughout the body
141.
What is the function of the kidneys in the excretory system?
a)
Transport waste products
b)
Break down food
c)
Absorb nutrients
d)
Filter out waste from the blood
142.
Which system is responsible for helping us move and giving the body its shape?
a)
Muscular System
b)
Nervous System
c)
Excretory System
d)
Circulatory System
143.
Which system is responsible for controlling and coordinating all other systems?
a)
Nervous System
b)
Excretory System
c)
Muscular System
d)
Circulatory System
144.

The respiratory system brings in (a)   , which the circulatory system delivers to cells all over our body.

145.

multiple tissues working together forms ______

a)

organs

b)

atoms

146.

True or False: Homeostasis is when living things work to keep their internal stability

a)

True

b)

False

147.

tissues are made up of _____

a)

cells

b)

organs

148.

Use the model below to answer the following question. Which stage in this model represents an organ system?

a)

A. 2

b)

B. 3

c)

C. 5

d)

D. 6

149.

human body system responsible for allowing you to move like walking, running and jumping?

a)

Nervous System

b)

Muscular System

c)

Circulatory System

d)

Digestive System

150.

Human body system responsible for cleaning your blood and removing liquid waste?

a)

Excretory System

b)

Nervous System

c)

Digestive System

d)

Respiratory System

151.

Human body system is responsible for circulating oxygen, carbon dioxide, nutrients and blood around the body?

a)

Respiratory System

b)

Nervous System

c)

Circulatory System

d)

Digestive System

152.

Human body system is responsible for helping us breathe in oxygen and exhale carbon dioxide?

a)

Nervous System

b)

Circulatory System

c)

Respiratory System

d)

Excretory System

153.

Where do your red blood cells pick up oxygen from?

a)

Heart

b)

Brain

c)

Lungs

d)

Bladder

154.

Human body system is responsible for communicating with the body by sending electrical signals?

a)

Circulatory System

b)

Digestive System

c)

Muscular System

d)

Nervous System

155.

Human body system responsible for breaking down food into nutrients?

a)

Digestive System

b)

Nervous System

c)

Excretory System

d)

Circulatory System

156.

I filter and clean blood and get rid of excess waste. What organ am I?

a)

Heart

b)

Kidneys

c)

Esophagus

157.

What is the organ that leads from your mouth to your stomach?

a)

Small Intestines

b)

Spine

c)

Tongue

d)

Esophagus

158.

What organ has acid and enzymes to break down food into nutrients?

a)

Mouth

b)

Trachea

c)

Stomach

d)

Veins

159.

What do you have all around your body that help you use your reflexes?

a)

Brain

b)

Skin

c)

Arteries

d)

Nerves

160.

What organ is made up of cardiac muscle tissue and circulates materials around your body?

a)

Heart

b)

Stomach

c)

Lungs

d)

Intestines

161.

What organ controls all activities in our body?

a)

Heart

b)

Brain

c)

Lungs

d)

Liver

162.

Which system DOES NOT absorb nutrients or get rid of wastes?

a)

Respiratory System

b)

Nervous System

c)

Digestive System

d)

Circulatory System

163.

Which two body systems deliver oxygen to your body and take away carbon dioxide?

a)

Respiratory and Nervous

b)

Circulatory and Nervous

c)

Respiratory and Circulatory

d)

Circulatory and Excretory

164.

The diagrams show models of the circulatory systems of a fish and frog.

A student compared these diagrams. The student found that each of these organisms had a heart to pump blood. Which statement is supported by the student’s findings?

a)

Some organisms are composed of one cell, while others are multicellular.

b)

Many multicellular animals have similar organs and specialized systems.

c)

The circulatory system in most organisms removes solid wastes from their bodies.

d)

All animals have identical circulatory systems.

165.

State the general relationship between exercise and heart rate in humans.

a)

If a person exercises, then their heart rate will not change

b)

If a person exercises, then their heart rate will increase

c)

If a person exercises, then their heart rate will decrease

d)

Person exercising and heart rate are not related

166.

Select the structure and explanation of how it contributes to the way the human system functions.

a)

heart replaces carbon dioxide with oxygen

b)

blood vessels transport nutrients and oxygen

c)

heart replaces oxygen with carbon dioxide

d)

blood vessels pump heart rate

167.

What is the function of the system pictured?

a)

Helps pumps your blood through out your body.

b)

Helps move and protect your body.

c)

Helps take in oxygen and remove carbon dioxide.

d)

Helps maintain body your temperature.

168.

Which of the following is that correct Levels of Organization?

a)

1. Tissue

2. Organ

3. Cell

4. Organism

5. Organ System

b)

1. Cell

2. Tissue

3. Organ System

4. Organism

5. Organ

c)

1. Organism

2. Organ

3. Cell

4. Organ System

5. Tissue

d)

1. Cell

2. Tissue

3. Organ

4. Organ System

5. Organism

169.
 What is the main function of the respiratory system?
a)
take in oxygen and exhale waste like carbon dioxide
b)
move nutrients throughout the body
c)
take in carbon dioxide and exhale oxygen
170.
 Which system is the stomach in?
a)
respiratory
b)
digestive
c)
nervous
d)
excretory
171.
Which systems main function is to allow movement of the body?
a)
muscular
b)
digestive
c)
skeletal
d)
excretory
172.
 What is the main job of the digestive system? 
a)
break down foods into nutrients that can be used by the body
b)
take in oxygen and exhale waste like carbon dioxide
c)
pump blood throughout the body
d)
makes the body hungry
173.
Your large and small intestines are part of this body system.
a)
nervous
b)
digestive
c)
muscular
d)
skeletal
174.
Your body systems work separately and do not effect each other.
a)
true
b)
false
175.
Which system provides shape and support, enables you to move, protects your internal organs, and stores minerals?
a)
skeletal
b)
muscular
c)
digestive
d)
nervous