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Worksheets

Human Body Systems

Total questions: 58

Worksheet time: 31mins

Name
Class
Date
1.

What is the digestive system?

a)

A system to take out the bad stuff that's in your body

b)

A system where a certain group of organs work together to convert food into energy to feed the body

c)

A system where certain organs in the body digest the food you eat

d)

A system that the organs in the stomach make food for the body to digest.

2.

Where does the digestive system start? (a)  

Choose from the below words
The liver
The throat
The stomach
The mouth
3.

What are 2 MOST important organs of the digestive system?

a)

small intestines

b)

esophagus

c)

large intestines

d)

pharynx

4.

Which is the esophagus?

a)

A

b)

B

c)

C

d)

D

e)

E

5.

What does the large intestine do?

a)

digest the food from this process

b)

makes a pathway for the food

c)

reabsorb a lot of the water from this process

d)

absorbs the food from this process

6.

Which parts of the diagram is the small and large intestine?

a)

A~ small intestine

E~ large intestine

b)

D~ small intestine

E~ large intestine

c)

C~ large intestine

B~ small intestine

d)

A~ large intestine

C~ small intestine

e)

E~ small intestine

D~ large intestine

7.

Think Critically: What does digest mean?

a)

break down

b)

make up

8.

What are the organs related to the digestive system?

a)

small intestine

b)

large intestine

c)

stomach

d)

lungs

9.

Define the digestive system

a)

b)

c)

d)

10.

physical breakdown of food

a)

chemical digestion

b)

esophagus

c)

mechanical digestion

11.

tube connecting the mouth to the stomach

a)

stomach

b)

esophagus

c)

peristalsis

12.

large muscular sac that continues the mechanical and chemical digestion of food

a)

stomach

b)

small intestine

c)

liver

13.

Digestive organ where most chemical digestion and absorption of food takes place

a)

pancreas

b)

small intestine

c)

liver

14.

produces bile to break up fat particles

a)

pancreas

b)

large intestine

c)

liver

15.

absorbs water into bloodstream

a)

gall bladder

b)

large intestine

c)

liver

16.

organ that stores bile

a)

gall bladder

b)

large intestine

c)

liver

17.
Inhale!!!!
Your lungs are ___________  air
a)
taking in
b)
letting out
18.
EXHALE!!!
My lungs are __________________ air. 
a)
taking in
b)
letting out
19.
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
20.
What is function of the dome-shaped diaphragm?
a)
This is where gas exchange happens.
b)
Air passes through the diaphragm on the way to the lungs.
c)
It attaches to the lungs to help in breathing.
d)
It is under the lungs and keeps them from falling down to your stomach.
21.
When you breathe, your lungs take in ___ and remove ___. 
a)
air/oxygen
b)
oxygen/carbon dioxide 
c)
carbon dioxide/waste 
d)
waste/air 
22.
The two main branches from the trachea (one to each lung)
a)
bronchi
b)
alveoli
c)
capillaries
d)
bronchioles
23.
The air sacs that are covered with capillaries where gas exchange takes place
a)
bronchi
b)
lungs
c)
oxygen
d)
alveoli
24.
Name the organ label # 6. 
a)
alveoli 
b)
bronchi 
c)
trachea 
d)
lungs 
25.
What is tube that is also known as your wind pipe?
a)
esophogus
b)
bronchi
c)
trachea
d)
alveoli
26.
Name the structure labeled 8 
a)
lungs 
b)
trachea 
c)
diaphragm 
d)
alveoli 
27.
The passageway that is shared by both the digestive and respiratory system is the....
a)
larynx
b)
pharynx
c)
trachea
d)
nose
28.

WHAT DOES THE DIAPHRAGM DO?

a)

MUSCLE THAT CONTRACTS AND INFLATES THE LUNGS

b)

MAIN ORGAN OF THE RESPIRATORY SYSTEM

29.

WHAT LETTER IS THE LUNGS?

a)

G.

b)

A.

c)

E.

d)

B.

30.

What are the 5 levels of organization in order?

a)

tissue>cell>organism>organ>organ system

b)

cell>tissue>organism>organ>organ system

c)

organism>organ system>organ>tissue>cell

d)

cell>tissue>organ>organ system>organism

31.

What type of blood vessel returns blood to the heart?

a)

Artery

b)

Vein

c)

Capillary

d)

None of the above.

32.

Match the following

a)

Red blood cells

1.

small, round cells that carry oxygen

b)

White blood cells

2.

large, irregular cells that fight disease

c)

Platelets

3.

tiny fragments that help to stop bleeding when you are cut

33.

The human body contains about _ liters of blood. (Type only the number)

(a)  

34.

What can you infer about carbon dioxide from the fact that your body needs to breathe it out?

a)

It is delivered to the heart via coronary circulation.

b)

Without it, the lungs would not be able to function.

c)

It can be harmful if it builds up in the bloodstream.

d)

It is necessary for a variety of life processes.

35.

As the blood reaches the lungs, what is removed from the blood?

a)

oxygen

b)

carbon dioxide

c)

red blood cells

d)

white blood cells

36.

Match with the word that goes in the blank:

a)

____ carry blood away from the heart.

1.

Arteries

b)

____ carry blood to body cells.

2.

Capillaries

c)

____ carry blood back to the heart.

3.

Veins

d)

Blood in the pulmonary arteries is ____ in oxygen.

4.

low

e)

Blood in the pulmonary veins is ____ in oxygen.

5.

rich

37.

Which of the following does the circulatory not consist of?

a)

Heart

b)

Lungs

c)

Blood

d)

Blood vessles

38.

The circulatory system works with the _______ system

a)

disgestive

b)

immune

c)

nervous

d)

respiratory

39.

The circulatory system revolves around which organ?

a)

heart

b)

lungs

c)

veins

d)

instestines

40.

Which type of blood vessel carries blood away from the heart?

a)

arteries

b)

ventricles

c)

aorta

d)

veins

41.

How many chambers are in the human body?

a)

9

b)

10

c)

4

d)

2

42.

Which of the following organs fits the definition?

they carry oxygen and nutrients away from your heart to your bodies tissues

a)

veins

b)

arteries

c)

lungs

d)

heart

43.

Which of the following organs fits the definition?

-carry deoxygenated blood from the body to the heart so that the system can renew and be sent to the lungs

a)

heart

b)

arteries

c)

veins

d)

lungs

44.

Arteries, Veins, and capillaries are 3 types of ____

a)

systems

b)

cells

c)

organs

d)

blood vessels

45.
What is the process carried out in the EXCRETORY SYSTEM?
a)
The urina
b)
The waste
c)
The skin
d)
The heart
46.
Main organs and their functions?
a)
The ureter,the kidneys,the bladder,the prostrate and the Uretha
b)
The kidneys and the urethera
c)
The ureter,the kidneys,the bladder and the prostrate
d)
Living things
47.

What are the main functions of the excretory system?

a)

deliver oxygen to the body

b)

deliver nutrients to the body

c)

remove water and waste from the body

d)

remove disease from the body

48.

Which organs help to remove waste from the body?

a)

Lungs, stomach, bladder, and kidneys

b)

Lungs, heart, bones, and bladder

c)

Lungs, large intestine, bladder and kidneys

d)

Lungs, esophagus, bladder and kidneys

49.

Which organ(s) remove waste gases?

a)

Bladder and kidneys

b)

Lungs

c)

Large intestine

50.

What is organ is #1?

a)

Kidney

b)

Stomach

c)

Bladder

d)

Heart

51.

What organ is #3?

a)

Kidney

b)

Stomach

c)

Bladder

d)

Heart

52.
How many kidneys do you have?
a)
1
b)
3
c)
5
d)
2
53.

True or False:

Kidneys filter waste from blood.

a)

True

b)

False

54.

I look like a sleeping snake

a)

colon

b)

small intestine

c)

esophagus

55.

I am like a long slide

a)

esophagus

b)

small intestine

c)

large intestine

56.

Which of the following is NOT part of your excretory system?

a)

Heart

b)

Lungs

c)

Kidneys

d)

Skin

57.

Blood is cleaned by which organs?

a)

Lungs

b)

Ribs

c)

Kidneys

d)

Intestines

58.

Why is your skin part of the excretory system?

a)

Sweating gets rid of salt and water

b)

Exhaling releases carbon dioxide

c)

Sweating gets rid of carbon dioxide

d)

The large intestine releases feces