WorksheetsHuman Body Systems
Total questions: 50
Worksheet time: 39mins
Name
Class
Date
1.
I bring in air into the body and remove carbon dioxide.
a)
Respiratory System
b)
Skeletal System
c)
Endocrine System
d)
Excretory System
2.
I have a brain, spinal cord and nerves.
a)
Digestive System
b)
Nervous System
c)
Muscular System
d)
Circulatory System
3.
I eliminate waste from the body in the form of urine.
a)
Reproductive System
b)
Muscular System
c)
Nervous System
d)
Excretory System
4.
I am a network of cells, tissues, and organs that defend the body against invaders.
a)
Immune System
b)
Circulatory System
c)
Reproductive System
d)
Skeletal System
5.
I contain the heart and blood vessels.
a)
Circulatory System
b)
Muscular System
c)
Endocrine System
d)
Excretory System
6.
I convert food into simpler molecules.
a)
Excretory System
b)
Reproductive System
c)
Skeletal System
d)
Digestive System
7.
I am a group of glands that produce the body´s long distance messengers.
a)
Endocrine System
b)
Excretory System
c)
Skeletal System
d)
Digestive System
8.
I am a process that continues life.
a)
Nervous System
b)
Reproductive System
c)
Muscular System
d)
Endocrine System
9.
I work with the skeletal system to control movement.
a)
Digestive System
b)
Respiratory System
c)
Reproductive System
d)
Muscular System
10.
I have bones, cartilage, ligaments and tendons.
a)
Skeletal System
b)
Muscular System
c)
Digestive System
d)
Excretory System
11.
I filter out organisms that cause disease and generate disease-fighting antibodies.
a)
Respiratory System
b)
Endocrine System
c)
Lympathic System
d)
Integumentary System
12.
I have separate male and female systems.
a)
Reproductive System
b)
Muscular System
c)
Nervous System
d)
Digestive System
13.
I keep your structure and support your body.
a)
Muscular System
b)
Digestive System
c)
Nervous System
d)
Skeletal System
14.
I can be broken down into these three types: skeletal, smooth and cardiac.
a)
Skeletal System
b)
Muscular System
c)
Respiratory System
d)
Endocrine System
15.
I tell everything what to do; I am the leader.
a)
Immune System
b)
Digestive System
c)
Nervous System
d)
Endocrine System
16.
I am your body´s first line of defense against invasion and injury.
a)
Nervous System
b)
Reproductive System
c)
Circulatory System
d)
Integumentary System
17.
I contain a nose, lungs and trachea.
a)
Digestive System
b)
Respiratory System
c)
Integumentary System
d)
Lympathic System
18.
I contain the kidneys and the urethra.
a)
Respiratory System
b)
Endocrine System
c)
Excretory System
d)
Immune System
19.
I am a network of cells, tissues and organs that work together to protect the body. The cells involved are white blood cells.
a)
Excretory System
b)
Endocrine System
c)
Skeletal System
d)
Immune System
20.
I carry oxygen and nutrients to every cell in the body.
a)
Integumentary System
b)
Circulatory System
c)
Respiratory System
d)
Digestive System
21.
I have a mouth, pharynx, stomach, small intestine and large intestine.
a)
Muscular System
b)
Lympathic System
c)
Reproductive System
d)
Digestive System
22.
I retain body heat and have pores to release excess heat and waste.
a)
Immune System
b)
Integumentary System
c)
Nervous System
d)
Excretory System
23.
I am a group of organs that transport blood throughout the body.
a)
Muscular System
b)
Nervous System
c)
Circulatory System
d)
Digestive System
24.
Which pair of body systems provide the raw materials that cells need for energy?
a)
endocrine-nervous
b)
lymphatic-muscular
c)
skeletal-excretory
d)
respiratory-digestive
25.
Which of these is an organ?
a)
blood
b)
heart
c)
neurons
d)
skeleton
26.
What system works harder when you become sick?
a)
skeletal
b)
nervous
c)
immune
d)
digestive
27.
Our bodies are constantly working to maintain a stable internal environment; this is known as
a)
homeostasis
b)
fitness
c)
health
d)
balance
28.
Where does digestion begin in the human body?
a)
esophagus
b)
mouth
c)
stomach
d)
intestines
29.
Which organ systems work together to allow you to sweat?
a)
immune & excretory
b)
excretory & integumentary
c)
skeletal & muscular
d)
excretory & digestive
30.
The respiratory works closely with what other system to ensure that oxygen reaches all cells of the body?
a)
circulatory
b)
skeletal
c)
lymphatic
d)
immune
31.
What cells are responsible for carrying oxygen throughout the body?
a)
white blood cells
b)
red blood cells
c)
nerve cells
d)
skin cells
32.
What is a major difference between arteries and veins?
a)
arteries carry blood to the heart
veins carry blood away from the heart
veins carry blood away from the heart
b)
arteries carry blood away from the heart
veins carry blood towards the heart
veins carry blood towards the heart
c)
arteries work with the immune system
veins work with the circulatory system
veins work with the circulatory system
d)
there is no functional difference between the two
33.
What two systems must work together to provide cells with oxygen and remove carbon dioxide?
a)
excretory and muscular
b)
circulatory and immune
c)
respiratory and circulatory
d)
respiratory and muscular
34.
What system must work closely with the digestive system to ensure that our food moves through our digestive tract?
a)
muscular system
b)
circulatory system
c)
skeletal system
d)
excretory system
35.
Which system controls ALL other systems?
a)
immune system
b)
digestive system
c)
muscular system
d)
nervous sytem
36.
Gas exchange between the blood and the outside occurs in which system?
a)
Respiratory
b)
Circulatory
c)
Lymphatic
d)
Integumentary
37.
The skin is the major organ in which system?
a)
Integumentary
b)
Muscular
c)
Endocrine
d)
Immune
38.
Elimination of waste and regulation of blood chemistry is performed by which system?
a)
Circulatory
b)
Excretory
c)
Digestive
d)
Endocrine
39.
Which system uses hormones to regulate body activities?
a)
Integumentary
b)
Urinary
c)
Endocrine
d)
Immune
40.
Which system detects changes in the environment and sends electrical signals in response to these changes?
a)
Nervous
b)
Endocrine
c)
Lymphatic
d)
Reproductive
41.
This system carries oxygen, nutrients and waste around the body.
a)
Lymphatic
b)
Urinary
c)
Respiratory
d)
Circulatory
42.
What is the main function of the respiratory system?
a)
to provide oxygen and remove carbon dioxide from the body
b)
to bring oxygen to the body
c)
to break down food and absorb nutrients
d)
to remove oxygen from the body and deliver carbon dioxide
43.
What is the function of the digestive system?
a)
to break down and absorb nutrients
b)
to support and protect our bodies
c)
to produce vitamin D
d)
to help us move
44.
What body system consists of the lungs
a)
Respiratory
b)
Circulatory
c)
Muscular
d)
Skeletal
45.
The brain and spinal cord belong to what system?
a)
Lymphatic System
b)
Circulatory System
c)
Nervous System
d)
Reproductive System
46.
What body system consists of the kidneys?
a)
Circulatory
b)
Excretory
c)
Digestive
d)
Muscular
47.
If the environment gets cold, we will often shiver in order to:
a)
keep body temperature the same as the external temperature
b)
decrease body temperature
c)
increase body temperature
d)
regulate blood pressure
48.
The mouth, esophagus and large intestine belong to what system?
a)
Nervous System
b)
Digestive System
c)
Integumentary System
d)
Lymphatic System
49.
Glands, Pituitary and thyroid belong to what system?
a)
Endocrine System
b)
Excretory System
c)
Reproductive System
d)
Skeletal System
50.
The main function of the excretory system is....
a)
To filter waste from the blood stream and carry it outside of the body.
b)
To transport nutrients to the body.
c)
To break down nutrients for absorption.
d)
To provide structure and support for the body.
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