Which of the Following Mechanisms Explains Ventilatory Stimulation Caused by Hypoxemia

question 27

Multiple Choice

Which of the following mechanisms explains ventilatory stimulation caused by hypoxemia in COPD patients with moderate hypoxemia?

• A) Hypoxemia raises the peripheral chemoreceptors' sensitivity to [H⁺].
• B) Hypoxemia stimulates central chemoreceptors.
• C) Hypoxemia raises the central chemoreceptors' sensitivity to [H⁺].
• D) Hypoxemia raises the peripheral chemoreceptors' sensitivity to [CO₂].

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Definitions:

Epilepsy

A brain disorder characterized by unexpected, repeated episodes of seizures, unconsciousness, or sensory disruptions, linked to unusual electrical activity within the brain.

Left Hemisphere

The half of the cerebral cortex that controls the right side of the body, often related to speech and logical reasoning.

Speech

The vocalized form of human communication, which is based upon the syntactic combination of items drawn from the lexicon.

Subliminal Perception

A concept referring to the registration of sensory input without conscious awareness, typically used to describe circumstances where stimuli are perceived without conscious recognition.