Which of the following causes hypoxic stimulation of the carotid bodies?
1) Large decrease in arterial PO₂
2) Large decrease in O₂ content
3) CO poisoning

Name: Which of the following causes hypoxic stimulation of the carotid bodies? 1) Large decrease in arterial PO 2 2) Large decrease in O 2 content 3) CO poisoning
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Question

Which of the following causes hypoxic stimulation of the carotid bodies? 1) Large decrease in arterial PO₂ 2) Large decrease in O₂ content 3) CO poisoning

Quizplus · Accepted Answer

The carotid bodies are primarily sensitive to changes in arterial PO2, not O2 content. CO poisoning does not decrease PO2, so it does not stimulate the carotid bodies.

Which of the Following Causes Hypoxic Stimulation of the Carotid