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Chapter 7: Respiratory System

Total questions: 26

Worksheet time: 20mins

Name
Class
Date
1.

What are the three parts of respiration?

(a)  

2.

What is the nasal cavity divided by?

(a)  

3.

What are the functions of the Respiratory System?

a)

Releasing stale air from the lungs, exchanging carbon dioxide for carbon oxygen, exhaling fresh air.

b)

Bringing fresh air into the lungs, exchanging oxygen for carbon dioxide, exhaling stale air.

c)

Breathing in oxygen and releasing carbon dioxide.

d)

Allows you to walk, taste, think and respond properly.

4.

The organs of the Respiratory System are:

(a)  

5.

What may result in a collapsed lung? Hint: it is the collection of air in the pleural cavity.

a)

Pneumothorax

b)

Pleural Effusion

c)

Paranasal Sinuses

d)

Pyothorax

6.

The exchange of oxygen and carbon dioxide at the cellular level is:

a)

Exhalation

b)

External respiration

c)

Inhalation

d)

Internal Respiration

7.

How many pairs of paranasal sinuses are there?

a)

2

b)

4

c)

3

d)

7

8.

Which organ has both respiratory and digestive functions?

a)

Lungs

b)

Pharynx

c)

Trachea

d)

Larynx

9.

What are the two stages of ventilation?

a)

Oxygen and Carbon dioxide

b)

External respiration and internal respiration

c)

Inhalation and Exhalation

d)

Breathing and not breathing

10.

What protects the lungs?

a)

Diaphragm

b)

Skin

c)

Pleura

d)

Lobes

11.

What are the three sections the pharynx is divided into?

(a)  

12.

What organ is known as the "voice box?"

a)

Glottis

b)

Vocal Cord

c)

Larynx

d)

Epiglottis

13.

True or False: External Respiration is between blood and cell. Internal Respiration is between environment and lungs.

(a)  

14.

The opening between the folds is known as the

a)

Larynx

b)

Glottis

c)

Opening

d)

Epithelial

15.

The (a)   end of the trachea divides into the left and right main bronchi.

16.

The superior point is called the ____; The broad lower area is called the ____.

(a)  

17.

The right and left main bronchi are part of the:

(a)  

18.

What separates the nasal cavity from the mouth?

(a)  

19.

Which organ carries air from the larynx to the main bronchi?

(a)  

20.

What type of capillaries encase alveoli?

Hint: this is where gas exchange occurs!

a)

Systemic

b)

Respiratory

c)

Pulmonary

d)

Alveolar

21.

The (a)   prevents food and liquid from being inhaled into the lungs.

22.

The right lung has __ lobes and the left lung has __ lobes.

a)

3;1

b)

1;1

c)

4;2

d)

3;2

23.

The narrowest branches are known as the:

(a)  

24.

A tube composed of smooth muscle and cartilage rings is known as the:

a)

Pharynx

b)

Larynx

c)

Trachea

d)

Bronchus

25.

The outer layer of the lung is called the _______ pleura and the

the inner layer is called the _______ pleura.

(a)  

26.

Bonus Question: Each each lung has approximately ___ million alveoli.

a)

90

b)

150

c)

160

d)

170