Question 1

Which disorder is characterized by the destruction of alveolar walls?

Accepted Answer

A) Tuberculosis 
B) Sinusitis 
C) Emphysema 
D) Bronchitis

Question 2

After air passes through structure A it goes to the:

Accepted Answer

A) trachea. 
B) secondary bronchi. 
C) terminal bronchiole. 
D) alveoli.

Question 3

In the diagram which letter indicates vital capacity?

Accepted Answer

A) A 
B) B 
C) C 
D) D

Question 4

The pharynx is also known as the throat.

Accepted Answer

A) True 
 B)False

Question 5

Identify the symptom of a disorder of the lower respiratory tract.

Accepted Answer

A) The nasal cavity is swelling and limiting ventilation. 
B) The sinuses fill with mucus and cause headache. 
C) The lungs are filling with fluid. 
D) The bronchi contract constricting air flow.

Question 6

Which of the following is part of the "Adam's apple"?

Accepted Answer

A) Epiglottis 
B) Cricoid cartilage 
C) Thyroid cartilage 
D) Arytenoid cartilage

Question 7

Most oxygen in the blood is transported:

Accepted Answer

A) as gas dissolved in the plasma. 
B) as bicarbonate. 
C) as carbaminohemoglobin. 
D) as oxyhemoglobin.

Question 8

Exhalation is a passive process unless we must forcibly exhale.

Accepted Answer

A) True 
 B)False

Question 9

What is the name of the structure labeled C?

Accepted Answer

A) Respiratory membrane 
B) Conducting membrane 
C) Visceral and parietal pleura 
D) Diaphragm

Question 10

A restrictive disease of the lower respiratory tract results in difficulty inhaling and exhalation.

Accepted Answer

A) True 
 B)False

Question 11

What is the name of muscle C?

Accepted Answer

A) External intercostals 
B) Internal intercostals 
C) Diaphragm 
D) Scalenes

Question 12

Aging athletes find themselves out of breath quicker because:

Accepted Answer

A) residual volume decreases with age. 
B) total lung capacity decreases with age. 
C) vital capacity decreases with age. 
D) tidal volume decreases with age.

Question 13

Most carbon dioxide in the blood is transported:

Accepted Answer

A) as bicarbonate. 
B) as carbonic anhydrase. 
C) as carbaminohemoglobin. 
D) as gas dissolved in the plasma.

Question 14

Which respiratory process is pictured in this diagram?

Accepted Answer

A) Ventilation 
B) External respiration 
C) Internal respiration 
D) Gas transport

Question 15

The trachea is located behind the esophagus.

Accepted Answer

A) True 
 B)False

Question 16

What is the purpose of the structure labeled B?

Accepted Answer

A) Prevent food from entering the trachea 
B) Direct food into trachea 
C) Produce sound 
D) Close off the esophagus during breathing

Question 17

What is the purpose of cilia in the respiratory tract?

Accepted Answer

A) Move the air deeper 
B) Warm the incoming air 
C) Move mucus and debris caught in mucus out of the respiratory tract 
D) Moisten the incoming air

Question 18

The walls of the alveolar sac are composed of:

Accepted Answer

A) squamous epithelial. 
B) cuboidal epithelial. 
C) pseudostratified ciliated columnar epithelial. 
D) columnar (with microvilli)epithelial.

Question 19

The pH of the blood is influenced by the concentration of:

Accepted Answer

A) oxygen in the blood. 
B) RBCs in the blood. 
C) carbon dioxide in the blood. 
D) carbon dioxide in the lungs.

Question 20

What are the names of the structures labeled A?

Accepted Answer

A) External nares 
B) Internal nares 
C) Uvula 
D) Nasal conchae

Exam 13: The Respiratory System: Movement of Air

Which disorder is characterized by the destruction of alveolar walls?

After air passes through structure A it goes to the:

In the diagram which letter indicates vital capacity?

The pharynx is also known as the throat.

Identify the symptom of a disorder of the lower respiratory tract.

Which of the following is part of the "Adam's apple"?

Most oxygen in the blood is transported:

Exhalation is a passive process unless we must forcibly exhale.

What is the name of the structure labeled C?

A restrictive disease of the lower respiratory tract results in difficulty inhaling and exhalation.

What is the name of muscle C?

Aging athletes find themselves out of breath quicker because:

Most carbon dioxide in the blood is transported:

Which respiratory process is pictured in this diagram?

The trachea is located behind the esophagus.

What is the purpose of the structure labeled B?

What is the purpose of cilia in the respiratory tract?

The walls of the alveolar sac are composed of:

The pH of the blood is influenced by the concentration of:

What are the names of the structures labeled A?