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Which is NOT considered to be a primary function of the respiratory system? A) regulation

Which is NOT considered to be a primary function of the respiratory system?

A) regulation of water balance

B) regulation of pH balance

C) protection against pathogens

D) vocalization

E) gas exchange

2) Ventilation is also known as

A) breathing.

B) inspiration.

C) expiration.

D) air conduction.

E) blowing.

3) The upper respiratory tract includes all EXCEPT which of the following?

A) nasal cavity

B) lungs

C) trachea

D) larynx

E) mouth

4) The lower respiratory tract includes

A) all of the bronchial branches.

B) only the lungs.

C) only the trachea.

D) all of the bronchial branches and the lungs

E) all of the bronchial branches, the lungs, and the trachea.

5) Pulmonary ventilation refers to the

A) movement of air into and out of the lungs.

B) movement of dissolved gases from the alveoli to the blood.

C) movement of dissolved gases from the blood to the interstitial space.

D) movement of dissolved gases from the interstitial space to the cells.

E) utilization of oxygen.

6) Alveolar ventilation refers to the

A) movement of air into and out of the lungs.

B) movement of air into and out of the alveoli.

C) movement of dissolved gases from the alveoli to the blood.

D) movement of dissolved gases from the blood to the alveoli.

E) utilization of oxygen by alveolar cells to support metabolism.

7) The actual sites of gas exchange within the lungs are

A) bronchioles.

B) alveolar ducts.

C) pleural spaces.

D) alveoli.

E) terminal sacs.

8) Place the following structures of the respiratory tree in the order in which air passes through them.

1. secondary bronchi

2. bronchioles

3. primary bronchi

4. alveoli

5. terminal bronchioles

A) 4, 1, 2, 3, 5

B) 1, 3, 5, 2, 4

C) 3, 1, 5, 2, 4

D) 3, 1, 2, 5, 4

E) 1, 3, 2, 5, 4

9) The airway between the larynx and the primary bronchi is the

A) pharynx.

B) bronchiole.

C) trachea.

D) alveolar duct.

E) laryngeal duct.

10) The lungs are enclosed in ________ membranes.

A) pericardial

B) pulmonary

C) pleural

D) thoracic

E) costal

Dec 11 2019 View more View Less

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