What Is the Expected Supine Resting Heart Rate in Healthy

question 31

Multiple Choice

What is the expected supine resting heart rate in healthy elderly men?

• A) 50 to 60 beats/min
• B) 60 to 100 beats/min
• C) 90 to 110 beats/min
• D) >110 beats/min

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Definitions:

Lumbar Plexus

A network of nerve fibers in the lumbar region of the body, responsible for motor and sensory functions of the lower limbs.

Meninges

The three protective membranes (dura mater, arachnoid mater, and pia mater) that cover the brain and spinal cord.

CNS

Central Nervous System, comprising the brain and spinal cord, responsible for processing information and controlling body functions.

PNS

Peripheral Nervous System, the part of the nervous system outside the brain and spinal cord that connects the CNS to organs, limbs, and skin.