Physiological Changes in Middle Age Commonly

question 4

Multiple Choice

Physiological changes in middle age commonly:

• A) Occur at the same time for all
• B) Come on rapidly
• C) Cause a high incidence of depression
• D) Occur at different times for different people

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Definitions:

Smooth Muscle

A type of muscle found in the walls of hollow organs, such as the intestines and blood vessels, that contracts involuntarily.

Cardiac Muscle

A specialized form of striated muscle found in the heart, responsible for pumping blood throughout the body.

Central Chemoreceptors

Sensory receptors located in the central nervous system that primarily detect changes in the acidity (pH) of cerebrospinal fluid.

Medulla Oblongata

The lower portion of the brainstem, controlling vital bodily functions such as breathing, heart rate, and blood pressure.