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Body systems!

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

What is the main organ of the cardiovascular system?

a)

heart

b)

stomach

c)

liver

d)

brain

2.

What are the three layers of the heart?

a)

fat, muscle, epithelial

b)

skeletal, cardiac, smooth

c)

oxygen, carbon, water

d)

earth, wind, fire

3.

What are the parts of the cardiovascular system?

a)

heart, blood, blood vessels

b)

stomach, intestines

c)

muscles

d)

brain, nerves

4.

What does the cardiovascular system do?

a)

carry oxygen and nutrients to all cells of the body and carry wastes away from them

b)

break down food into small, usable pieces

c)

process information and send messages to the rest of the body

d)

move our bodies

5.

What are the main parts of the muscular system?

a)

muscles

b)

brain

c)

stomach

d)

liver

6.

What are the three types of muscle tissue?

a)

skeletal, cardiac, smooth

b)

endocrine, adrenaline, dopamine

c)

caffeine, nicotine, ethanol

d)

fat, muscle, epithelial

7.

Where does the muscular system get its fuel from?

a)

the blood brings muscles nutrients and oxygen

b)

water gives muscles energy

c)

the intestines bring biomolecules to the muscles

d)

the nerves send electrical impulses to the muscles

8.

What is the main organ of the nervous system?

a)

the brain

b)

the heart

c)

the stomach

d)

the lungs

9.

What does the brain do?

a)

Send messages to tell the body what to do

b)

break down food into usable parts

c)

take oxygen and nutrients to cells in the body

10.

How do nerves send messages?

a)

electrical impulses

b)

words and images

c)

smoke signals

d)

pictures and explanation

11.

What are the organs of the digestive system?

a)

stomach, intestines

b)

brain, nerves

c)

heart, blood, blood vessels

d)

muscles

12.

What does the digestive system do?

a)

Break down food into small, usable nutrients, which get absorbed into the blood stream

b)

Gather information and send electrical signals to the rest of the body

c)

Use blood to transport oxygen and nutrients to all cells in the body, and take away wastes

d)

Move the body, both externally and internally

13.

What do cells use for energy?

a)

glucose

b)

caffeine

c)

water

d)

carbon dioxide

14.

What breaks down food into nutrients?

a)

stomach

b)

heart

c)

brain

15.

What organ absorbs glucose and passes it into the blood?

a)

small intestine

b)

brain

c)

heart

d)

lungs

16.

What organ gets rid of waste?

a)

large intestine

b)

heart

c)

brain

d)

esophagus

17.

What organ absorbs caffeine and passes it to the blood?

a)

the stomach

b)

the small intestine

c)

the large intestine

d)

the heart

18.

What carries oxygen and nutrients to every cell in the body?

a)

blood

b)

the brain

c)

the stomach

d)

the small intestine

19.

Can caffeine molecules be used by cells as energy?

a)

no

b)

yes

20.

Is caffeine a food?

a)

no

b)

yes