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NREMT Advanced EMT

Category - Cardiology

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What is responsible for regulating the heart’s resting rate?

Alpha 1
Chronotrope
Beta 1 receptor
Vagus nerve

Explanation

Answer - D - The vagus nerve is responsible for regulating the heart’s resting rate. The vagus nerve is also called cranial nerve X and arises from the base of the brain. The vagus nerve is a primary parasympathetic nerve that innervates the heart.

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