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The Respiratory System

Total questions: 10

Worksheet time: 6mins

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