What Is Presbycusis as It Relates to Aging and Hearing

question 149

Multiple Choice

What is presbycusis as it relates to aging and hearing?

• A)a stiffing of the eardrum
• B)a loosening of the eardrum
• C)a loss of hair cells
• D)an overabundance of inappropriate hair cells

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Definitions:

Endorphins

Natural pain-relieving chemicals produced by the brain that also promote feelings of pleasure and well-being.

Physically Exhausting

Refers to the state of extreme physical fatigue often resulting from demanding activity or exertion.

Acetylcholine

A neurotransmitter in the central and peripheral nervous system, involved in muscle activation, memory formation, and learning.

Alzheimer's Disease

A progressive neurological disorder characterized by memory loss, cognitive decline, and personality changes.