The Highest Rates of Disability Occur in ________

question 12

Multiple Choice

The highest rates of disability occur in ________.

• A) children
• B) young adults
• C) middle aged adults
• D) elderly adults

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Definitions:

T Tubules

Tube-like structures in muscle cells that play a role in transmitting electrical impulses from the cell surface to the interior, triggering muscle contraction.

Sarcolemma

The fine transparent tubular sheath which envelops the fibers of skeletal muscles.

Sarcoplasmic Reticulum

A specialized type of endoplasmic reticulum in muscle cells that stores and releases calcium ions.

T Tubules

Tubular extensions of the cell membrane that penetrate into the center of skeletal and cardiac muscle cells, facilitating the transmission of electrical signals.