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Worksheets

Human Body Systems

Total questions: 50

Worksheet time: 2hrs 40mins

Name
Class
Date
1.

What is homeostasis?

a)

Organs and organ systems of the human body

b)

Maintenance of the environment outside the human body

c)

Removal of waste materials produced by the cells of the human body

d)

Maintenance of stable environment inside the human body

2.

What is an organ system?

a)

an individual living thing such as a plant, bacterium, animal, or fungi.

b)

a group of organs that work together to perform one or more functions.

c)

a group of tissues that perform a specific function or group of functions.

d)

groups of cells that have a similar structure and act together to perform a specific function.

e)

the smallest structural and functioning unit of an organism.

3.

Which of the following shows the correct order in the levels of organization among organisms?

a)

tissue, cell, organ, organ system, organism

b)

organism, organ, organ system, tissue, cell

c)

cell, organ, tissue, organ system, organism

d)

cell, tissue, organ, organ system, organism

4.

The group of organs that work together to circulate blood through the body, supply oxygen and nutrients, and remove waste

a)

Digestive System

b)

Organelle

c)

Organ system

d)

Circulatory System

5.

The group of organs that regulate the body by secreting hormones into the bloodstream; also control growth, reproduction, and metabolism

a)

Endocrine System

b)

Muscular System

c)

Digestive System

d)

Integumentary System

6.

The group of organs that work together to break down food by physical and chemical processes into nutrients that the body can use

a)

Digestive System

b)

Endocrine System

c)

Integumentary System

d)

Respiratory System

7.

A collection of body systems that filter and remove excess fluids and waste from the body; includes the digestive, urinary, respiratory, and integumentary systems

a)

Muscular System

b)

Integumentary System

c)

Excretory System

d)

Respiratory System

8.

Functions as the control center, coordinating all actions and reactions

a)

Integumentary system

b)

Nervous system

c)

Reproductive system

d)

Skeletal system

9.

It is your body’s central framework.  It consists of bones and connective tissue, including cartilage, tendons and ligaments.

a)

skeletal system

b)

muscular system

c)

musculoskeletal system

d)

reproductive system

10.

The body’s defense against infectious diseases

a)

Endocrine system

b)

Circulatory system

c)

Immune system

d)

Integumentary system

11.

Largest organ of the body; it includes the skin, glands, hair and nails

a)

Endocrine system

b)

Reproductive system

c)

Skeletal system

d)

Integumentary system

12.

Where would you find the trachea and the bronchioles?

a)

Respiratory system

b)

Reproductive system

c)

Circulatory system

d)

Lymphatic system

13.

Male and female systems used to produce offspring

a)

Nervous system

b)

Respiratory system

c)

Reproductive system

d)

Endocrine system

14.

The system that controls movement through smooth, cardiac, and skeletal muscles

a)

Skeletal system

b)

Integumentary system

c)

Muscular system

d)

Lymphatic system

15.

The group of organs that supply oxygen to the blood and get rid of carbon dioxide

a)

Integumentary System

b)

Respiratory system

c)

Nervous System

d)

Endocrine System

16.

The combination of the skeletal and muscular system that provides support, movement, strength, and balance.

a)

Muscular system

b)

Musculoskeletal system

c)

Immune system

d)

Skeletal system

17.

What does the circulatory system do? (More than one answer, so choose ALL the correct ones!)

a)

provides nutrients to cells

b)

provides oxygen to cells

c)

provides carbon dioxide

d)

gets rid of carbon dioxide

18.

The ovaries and testes can be found in these two organ systems:

a)

Endocrine system

b)

Reproductive system

c)

Immune system

d)

Integumentary system

19.

When the doctor checks for your lymph nodes in your throat, she checks to see if which system is working hard:

a)

Integumentary system

b)

Immune system

c)

Cardiovascular system

d)

Digestive system

20.

Acne is an infection of the:

a)

Immune system

b)

Cardiovascular system

c)

Integumentary system

d)

Endocrine system

21.

The lungs remove the waste carbon dioxide from the body.

a)
 muscular, circulatory
b)
nervous, circulatory
c)
respiratory, muscular
d)
respiratory, circulatory
22.

Which two body systems interact to send oxygen throughout the body?

a)

Nervous and Digestive

b)

Respiratory and Circulatory

c)

Excretory and Endocrine

d)

Circulatory and Skeletal

23.
Which two body systems work together to break down food and get rid of wastes?
a)
digestive and excretory
b)
digestive and circulatory
c)
excretory and respiratory
d)
nervous and digestive
24.
Which of the following is not part of the digestive system?
a)
mouth
b)
esophagus
c)
heart
d)
intestines
25.

When your body comes in contact with a sharp object, an impulse is sent by your brain & triggers a reflex that causes you to move away from the object. What body systems are interacting to cause this response?

a)

Nervous, Respiratory,

b)

Nervous, Muscular

c)

Nervous, Skeletal

d)

Nervous, Digestive

26.

What is the name of the cord that attaches the brain to the rest of the body?

a)

Spinal Cord

b)

Cerebrum

c)

Medulla

d)

Cerebellum

27.
 Each body system includes two or more organs that work together.  This means that body systems are interrelated.
a)
True
b)
False
28.
Pathogens are dangerous bacteria. What body systems are most important when dealing with pathogens that might be in your blood?
a)
immune, circulatory
b)
nervous, skeletal
c)
muscular, endocrine
d)
reproductive
29.

What is the purpose of the Nervous System?

a)

Transports oxygen and nutrients

b)

Removes extra water and wastes

c)

Supports and protects the body and produces blood

d)

Collects, transfers and processes information

30.

Which set of organs belong to the Nervous System?

a)

Heart, blood vessels

b)

Kidneys, urinary bladder

c)

Esophagus, stomach, intestines

d)

Brain, spinal cord

31.

Which TWO of the following Body Systems are involved in providing Oxygen to body tissues?

a)

Excretory

b)

Digestive

c)

Circulatory

d)

Respiratory

32.

Which systems are interacting when the brain stimulates a fever in response to an infection (pick 2)

a)

Excretory System

b)

Nervous System

c)

Immune System

d)

Endocrine System

e)

Circulatory System

33.

organ system that works with bones to allow body movement

a)

muscular

b)

excretory (urinary)

c)

digestive

d)

reproductive

34.

organ system that protects and supports; stores minerals

a)

skeletal

b)

excretory (urinary)

c)

digestive

d)

reproductive

35.

In what ways do the circulatory system and the lymphatic system work together to fight infection?

a)

Both systems have white blood cells (WBC) which will fight the infection.

b)

Both systems have red blood cells (RBC) which will fight the infection.

c)

Both systems have platelets which will fight the infection.

d)

Both systems have plasma which will fight the infection.

36.

The digestive system is responsible for breaking down food into nutrients, what other systems does it work with to help nutrients get to every cell in the body?

a)

Cardiovascular system - absorbs nutrients into the bloodstream via capillaries in the small intestine.

b)

Excretory system - absorbs nutrients into the bloodstream via the kidneys

c)

Respiratory system - absorbs nutrients into the bloodstream via the alveoli in the lungs

d)

Nervous system - absorbs nutrients into the bloodstream via neurons in the spinal cord

37.

 Describe the relationship between the muscular and respiratory system.

a)

The diaphragm is a muscle which allows for the lungs to inhale and exhale as it expands and contracts.

b)

The diaphragm is a muscle which sends messages for the lungs to inhale or exhale.

c)

The diaphragm is a muscle which allows for absorption of O2 into the bloodstream.

d)

The lungs are a muscle which allows for the diaphragm to expand and contract

38.

What body systems help you bend down to touch your toes?

a)

Skeletal system supports the ….

Muscular system that provides movement which is directed by…

The nervous system which sends the signal to move

b)

Cardiovascular system supports the ….

Nervous system that provides movement which is directed by…

The Muscular system which sends the signal to move

c)

Respiratory system supports the ….

Digestive system that provides movement which is directed by…

The Excretory system which sends the signal to move

d)

Muscular system supports the ….

Immune system that provides movement which is directed by…

The Cardiovascular system which sends the signal to move

39.

 Which body systems have a role in the removal of waste from the body?

a)

1. Digestive system removes solid wastes

2. Excretory system removes liquid wastes

3. Respiratory system removes gaseous waste

b)

1. Excretory system removes solid wastes

2. Cardiovascular system removes liquid wastes

3. Nervous system removes gaseous waste

c)

1. Immune system removes solid wastes

2. Digestive system removes liquid wastes

3. Muscular system removes gaseous waste

d)

1. Nervous system removes solid wastes

2. Respiratory system removes liquid wastes

3. Cardiovascular system removes gaseous waste

40.

Which system is responsible for coordinating the brain's ability to send signals and makes decisions?

a)

Excretory

b)

Immune

c)

Circulatory

d)

Nervous

41.

The nervous, skeletal, muscular, respiratory, cardiovascular are all systems which are involved when reacting to a stimulus in the environment such as a tiger (predator) chasing you?

a)

True

b)

False

42.

Which of the following statements BEST describes homeostasis in the human body?

a)

Your circulatory system detects a virus in your bloodstream and sends a signal to your stomach to digest

          medicine you swallowed.

b)

Your respiratory system senses extra oxygen in your bloodstream which it breathes back into the environment.

c)

Your nervous system feels the temperature drop outside which signals to your muscles and causes you to shiver.

d)

Your digestive system tells your muscles its hungry which causes you to pick up food to eat.

43.

What organ system is known as the control center of the human body and is responsible for directing all the other organ systems?

a)

Nervous system

b)

Digestive system

c)

Circulatory system

d)

Respiratory system

44.

How will a brain injury affect the human body?

a)

It affects our ability to receive and respond to information about the human body and the environment.

b)

It affects the digestion of food and removal of wastes.

c)

It affects our body's ability to fight disease.

d)

It affects our growth and development.

45.

What two systems work with the diaphragm to facilitate breathing?

a)

circulatory and endocrine

b)

muscular and skeletal

c)

respiratory and muscular

d)

circulatory and respiratory

46.

Choose the BEST answer that shows the path of air as it enters and flows through the body.

a)

mouth-bronchiole-larynx-bronchi-trachea-alveoli

b)

mouth-larynx-trachea-bronchi-bronchiole-alveoli

c)

mouth-bronchi-trachea-alveoli-larynx- bronchiole

d)

mouth-trachea-larynx-alveoli-bronchi- bronchiole

47.

Which of the following represents the process of taking in oxygen and releasing carbon dioxide from the body?

a)

respiration

b)

digestion

c)

relaxation

d)

transpiration

48.

What is the purpose of the accessory organs associated with the digestive system?

a)

Food travels through the accessory organs.

b)

They provide decoration for other digestive organs.

c)

Food does not travel through; however, they serve to support the organs along the digestive pathway.

d)

They attach to other organs, but do not provide any specific purpose.

49.

Where does MOST nutrient absorption occur within the digestive system?

a)

stomach

b)

small intestine

c)

large intestine

d)

mouth

50.

Who is YOUR 7th grade science teacher, AKA the BEST and your FAVORITE teacher ever?

a)

Mr. Wilford

b)

Mrs. Kellett

c)

Mrs. Dalton

d)

Mrs. Guckert