EPC EXAM ASEP 2 TEST BANK SOLVED QUESTIONS 100 PERCENT CORRECT ANSWERS.pdf

EPC EXAM ASEP 2 TEST BANK SOLVED QUESTIONS 100 PERCENT CORRECT ANSWERS




Question:
partial pressure.

Answer:
the part of the total pressure exerted by a gas.



Question:
70% by contraction of the diaphragm and 30% by tidal volume change.

Answer:
how is normal breathing accomplished?



Question:
3-5% of energy expenditure.

Answer:
how much energy is used at rest for air flow?



Question:
medulla oblongata.

Answer:
Part of the brainstem that controls vital life-sustaining functions such as heartbeat, breathing, blood
pressure, and digestion.



Question:

, medullary respiratory center.

Answer:
A collection of neurons in the reticular formation of the medulla involved in establishing or
modifying the pattern of breathing



Question:
dorsal respiratory group (DRG).

Answer:
Formerly the expiratory center; neurons in the medulla that generate the rhythm of breathing in
response to the physiological needs of the body.



Question:
The DRG neurons are primarily responsible for inspiration.

Answer:
What is the primary responsibility of the DRG?



Question:
during the on, neurons of the DRG cause the inspiratory muscles to contract. During the off, neurons
of the DRG stop firing. the inspiratory muscles relax and passive expiration occurs.

Answer:
describe the "on-off" switch of the DRG and VRG.



Question:
ventral respiratory group (VRG).

Answer:
formerly the inspiratory area; it autorhythmically stimulates spontaneous ventilation.