Ventilation 7th Edition by Cairo.
VERIFIED
Chapter 1; Basic Terms and Concepts of Mechanical Ventilation Test
Bank
MULTIPLE CHOICE
1. The body’s mechanism for conducting air in and out of the lungs is known as which of the
following?
a. External respiration
b. Internal respiration
c. Spontaneous ventilation
d. Mechanical ventilation
ANS: C
The conduction of air in and out of the body is known as ventilation. Since the question asks
for the body’s mechanism, this would be spontaneous ventilation. External respiration
involves the exchange of oxygen (O2) and carbon dioxide (CO2) between the alveoli and the
pulmonary capillaries. Internal respiration occurs at the cellular level and involves movement
of oxygen from the systemic blood into the cells.
DIF: 1 REF: pg. 3
2. Which of the following are involved in external respiration?
a. Red blood cells and body cells
b. Scalenes and trapezius muscles
c. Alveoli and pulmonary capillaries
d. External oblique and transverse abdominal muscles
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, ANS: C
External respiration involves the exchange of oxygen and carbon dioxide (CO2) between the
alveoli and the pulmonary capillaries. Internal respiration occurs at the cellular level and
involves movement of oxygen from the systemic blood into the cells. Scalene and trapezius
muscles are accessory muscles of inspiration. External oblique and transverse abdominal
muscles are accessory muscles of expiration.
DIF: 1 REF: pg. 3
3. The graph that shows intrapleural pressure changes during normal spontaneous breathing
is depicted by which of the following?
a.
b.
c.
d.
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