Question

1. ________ is defined as overbreathing to the point that the level of arterial carbon dioxide falls below normal.

a. reactive airway syndrome
b. hyperventilation
c. tachypnea
d. pleural effusion

1. which of the following is not an indication of inadequate breathing?

a. accessory muscle use
b. cyanosis
c. a regular pattern of inspiration and expiration
d. unequal chest expansion

Explanation:

For question 21, hyperventilation is characterized by over - breathing leading to a drop in arterial carbon dioxide levels. For question 22, a regular pattern of inspiration and expiration is a sign of normal breathing, while accessory muscle use, cyanosis, and unequal chest expansion can indicate inadequate breathing.

Answer:

1. B. Hyperventilation
2. C. A regular pattern of inspiration and expiration