wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

The Respiratory system-8th

Total questions: 20

Worksheet time: 25mins

Name
Class
Date
1.
What is the main function of the respiratory system?
a)
to provide oxygen and remove carbon dioxide from the body
b)
to clean the blood
c)
to break down food and absorb nutrients
d)
to remove oxygen from the body
2.
Which of the following is a part of the respiratory system?
a)
lungs
b)
stomach
c)
large intestines
d)
heart
3.
When you breathe, your lungs take in ___ and release ___. 
a)
air/oxygen
b)
oxygen/carbon dioxide 
c)
carbon dioxide/waste 
d)
waste/air 
4.
The air sacs that are covered with capillaries where gas exchange takes place are found in..?
a)
bronchi
b)
lungs
c)
oxygen
d)
alveoli
5.
What is the tube that is also known as your wind pipe?
a)
esophogus
b)
bronchi
c)
trachea
d)
alveoli
6.
What type of cells carry oxygen?
a)
red blood cells
b)
white blood cells
c)
neurons
7.
The larynx is also known as the...
a)
Voice box
b)
Passage to the lungs
c)
Long vein
d)
Airway
8.
What is a diaphragm?
a)
Muscle beneath the lungs that contacts and relaxes to move gases in and out  of the body
b)
Factor during an experiment
c)
Filters blood
d)
Deoxyribose acid 
9.
What are bronchi?
a)
connects the brain and spinal cord 
b)
number of protons
c)
part of earth and supports life
d)
2 short tubes that branch off of the lower end of the trachea and carry air to the lungs
10.
What is the pharynx?
a)
Outward physical appearance 
b)
Tube-like passage way for air, food, liquid
c)
Airway to vocal cords 
11.

What is the function of the "Lungs"

a)

Allows oxygen to be draw into the body ad carbon dioxide to be released out of the body

b)

The father and mother of the heart

c)

Where oxygen hang out

d)

Used for expading till it pops

12.

What is the function of the "Alveoli"

a)

It's a name for a muscle

b)

It's is a name for the blood in the center of your body

c)

They are units where oxygen ad carbon dioxide exchage takes place

d)

Very expesive oil which is only located in Russia

13.

The only externally visible part of the respiratory system

a)

Eyes

b)

Nose

c)

Pharynx

d)

Larynx

14.

tiny sacs of lung tissue specialized for the movement of gases between air and blood.

a)

lungs

b)

bronchi

c)

alveoli

d)

diaphragm

15.

tiny, hairlike projections in the airway that move in a wavelike manner.

a)

alveoli

b)

cilia

c)

trachea

d)

lungs

16.

Which of the following statements is true?

a)

Your lungs can store several hours' worth of oxygen.

b)

Your body can't store oxygen at all.

c)

Your body stores oxygen in your bloodstream.

d)

Your body needs carbon dioxide to function properly.

17.

What can you infer about the function of the ribcage?

a)

It protects the lungs.

b)

It helps the lungs pump oxygen.

c)

It delivers oxygen from the lungs to the bloodstream.

d)

It connects the trachea to the lungs.

18.

What organ of the respiratory system is in blue.

a)

pharynx

b)

trachea

c)

larynx

d)

epiglottis

19.
Inhale!!!!
Your lungs are ___________  air
a)
taking in
b)
letting out
20.

The lung on the left side of the body is smaller than the right lung.

a)

True

b)

False