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Chapter 27-B: Physiology of the Respiratory System

Anatomy & Physiology 8th Edition by Kevin T. Patton, Gary A. Thibodeau

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Chapter 27-B: Physiology of the Respiratory System

 

Complete Chapter Questions With Answers

 

Sample Questions Are Posted Below

 

MULTIPLE CHOICE

 

  1. Which of the following is not a regulated process associated with the functioning of the respiratory system?
a. Transport of gases
b. Gas exchange in lungs and tissue
c. Control of cell metabolism rate
d. Pulmonary ventilation

 

ANS:   C                     DIF:    Memorization                                     REF:    Page 824

TOP:    Respiratory Physiology

 

  1. Standard atmospheric pressure is _____ mm Hg.
a. 650
b. 700
c. 760
d. 800

 

ANS:   C                     DIF:    Memorization                                     REF:    Page 824

TOP:    Mechanisms of Pulmonary Ventilation

 

  1. Boyle law states that the volume of a gas varies _____ with pressure at a _____ temperature.
a. directly; constant
b. inversely; constant
c. directly; constantly changing
d. inversely; constantly changing

 

ANS:   B                     DIF:    Memorization                                     REF:    Page 826

TOP:    Mechanisms of Pulmonary Ventilation

 

  1. Which muscles are used for forced expiration?
a. Sternocleidomastoid and abdominal muscles
b. Sternocleidomastoid and intercostals
c. External intercostals and pectoralis muscles
d. Abdominal muscles and internal intercostals

 

ANS:   D                     DIF:    Memorization                                     REF:    Page 831

TOP:    Mechanisms of Pulmonary Ventilation

 

  1. When the pressure in the lung is greater than atmospheric pressure:
a. inspiration occurs.
b. expiration occurs.
c. lung tissue has collapsed.
d. the bronchioles are obstructed.

 

ANS:   B                     DIF:    Application     REF:    Page 824

TOP:    Mechanisms of Pulmonary Ventilation

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