Our Biological Clock, Which Regulates the Sleep-Wake Cycle, Is Housed

question 28

Multiple Choice

Our biological clock, which regulates the sleep-wake cycle, is housed within the

• A) cerebrum.
• B) hypothalamus.
• C) cerebellum.
• D) brainstem.

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Definitions:

Radial Artery

A major artery in the forearm that supplies blood to the hand and arm, palpable at the wrist.

Bradycardia

A slower than normal heart rate, typically defined as fewer than 60 beats per minute in adults.

Tachycardia

A condition characterized by an abnormally fast heart rate, often defined as exceeding 100 beats per minute in adults.

Heart Rate

The number of heartbeats per unit of time, typically expressed in beats per minute (bpm), indicating cardiovascular fitness and health.