How Many Layers Does the Wall of the Heart Have

question 116

Multiple Choice

How many layers does the wall of the heart have?

• A) 2
• B) 3
• C) 4
• D) 5

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Definitions:

Pacinian Corpuscle

A type of mechanoreceptor found in the skin and viscera responsible for sensitivity to vibration and pressure.

Taste Cell

Specialized sensory cells located in taste buds on the tongue, responsible for detecting and signaling the taste of substances.

Primary Receptor

A sensor or nerve ending that detects changes in the environment or within the body and initiates a response by sending signals to the nervous system.

Pacinian Corpuscle

A type of mechanoreceptor found in the skin and visceral organs, sensitive to deep pressure and vibration.