Multiple Choice
What is the primary regulator of the magnitude of ventilation in normal circumstances?
A) H+ concentration of the brain extracellular fluid, which is monitored by central chemoreceptors
B) PO2 of the arterial blood, which is monitored by central chemoreceptors
C) PO2 of the arterial blood, which is monitored by peripheral chemoreceptors
D) PCO2 of arterial blood, which is monitored by central chemoreceptors
Correct Answer:
Verified
Correct Answer:
Verified
Q52: Match the physiological factors, labelled a. through
Q86: Increased acidity at the tissue cells stimulates
Q114: The peripheral chemoreceptors are not activated during
Q126: Match the disorder of the respiratory system
Q135: A(n) _ pressure across the chest wall
Q167: The respiratory airways filter, warm, and humidify
Q191: Which skeletal muscle is innervated by the
Q192: Approximately what percentage of oxygen is transported
Q199: MATCHING<br>Indicate which lung volume or capacity is
Q202: The respiratory system is the only system