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Respiratory System

Total questions: 22

Worksheet time: 56mins

Name
Class
Date
1.
When you breathe, your lungs take in ___ and remove ___. 
a)
air/oxygen
b)
oxygen/carbon dioxide 
c)
carbon dioxide/waste 
d)
waste/air 
2.
The air sacs that are covered with capillaries where gas exchange takes place
a)
bronchi
b)
lungs
c)
oxygen
d)
alveoli
3.

Flap of tissue that covers the opening to the windpipe during swallowing

a)

Pharynx

b)

Trachea

c)

Epiglottis

4.
Given the following structures:
1. larynx
2. nasal cavity
3. pharynx
4. trachea
Which of the following is the correct order that air would flow during inhalation. 
a)
1,2,3,4
b)
2,3,1,4
c)
2,1,3,4
d)
4,2,3,1 
5.
Which body function is made possible by the fibrous bands stretched across the larynx?
a)
swallowing
b)
breathing
c)
diffusion
d)
speech
6.
The left lung has three lobes and the right lung has two. 
a)
True
b)
False
7.
A chamber behind the nose and mouth that leads to the trachea
a)
pharynx
b)
trachea
c)
epiglottis
d)
larynx
8.

The drawing in of breath; inhalation.

a)

Inspiration

b)

Expiration

9.

Breathing out; exhalation of breath.

a)

Inspiration

b)

Expiration

10.

What is the site of gas exchange?

a)

alveoli

b)

nose

c)

lung

d)

bronchi

11.

The only externally visible part of the respiratory system

a)

Eyes

b)

Nose

c)

Pharynx

d)

Larynx

12.

Which lung has 2 lobes?

a)

Right

b)

Left

13.

The division of the trachea forms

a)

nose

b)

main bronchi

c)

lungs

d)

alveoli

14.

Olfactory receptors are located in the mucosa of the nose. What are these receptors used for?

a)

sight

b)

smell

c)

touch

d)

taste

15.

NUMBER 2:

a)

Pharynx

b)

Bronchi

c)

Alveoli

d)

Lungs

16.

When we breath in the diaphragm...

a)

Contracts

b)

Relaxes

17.

When we breathe out the diaphragm...

a)

Contracts

b)

Relaxes

18.
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.
19.
What is tube that is also known as your wind pipe?
a)
esophogus
b)
bronchi
c)
trachea
d)
alveoli
20.
The passageway that is shared by both the digestive and respiratory system is the....
a)
larynx
b)
pharynx
c)
trachea
d)
nose
21.
Flap of skin that covers the opening to the windpipe during swallowing
a)
Stomach
b)
Trachea
c)
Pancreas
d)
Epiglottis
22.
Letter B is pointing to which organ of the Respiratory System?
a)
Nose
b)
Trachea
c)
Lungs
d)
Diaphragm