Chapter 24: Physiology of the Respiratory System

Chapter 24: Physiology of the Respiratory System

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

TRUE/FALSE

1. The major factor that determines the movement of air into or out of the lungs is a pressure gradient.

ANS:   T                      DIF:    Memorization                                     REF:    Page 800

TOP:    Mechanisms of Pulmonary Ventilation

2. A primary function of the respiratory system is to supply tissue with adequate oxygen and to remove carbon dioxide.

ANS:   T                      DIF:    Memorization                                     REF:    Page 800

TOP:    Respiratory Physiology

3. For air to remain in the lungs, the pressure in the lungs must be equal to or less than atmospheric pressure.

ANS:   T                      DIF:    Memorization                                     REF:    Page 800

TOP:    Mechanisms of Pulmonary Ventilation

4. Pulmonary ventilation refers to inspiration and the filling of the lungs.

ANS:   F                      DIF:    Memorization                                     REF:    Page 800

TOP:    Mechanisms of Pulmonary Ventilation

5. During expiration, a decrease in the size of the lungs causes a direct decrease in alveolar pressure.

ANS:   F                      DIF:    Memorization                                     REF:    Page 806

TOP:    Mechanisms of Pulmonary Ventilation