Fast Fibers

question 79

Multiple Choice

Fast fibers

• A) have loosely packed myofibrils.
• B) have a high concentration of myoglobin.
• C) have many mitochondria.
• D) have high glycogen reserves.
• E) are about half the diameter of slow fibers.

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Definitions:

Solubility Differences

Variations in the ability of substances to dissolve in solvents, influenced by factors such as temperature, pressure, and chemical nature.

Amyloid Plaques

Accumulations of misfolded proteins, mainly found in the brain tissues, associated with numerous neurodegenerative diseases, such as Alzheimer's disease.

Alzheimer's

A degenerative brain disorder that leads to progressive memory loss, impaired cognitive functions, and personality changes; the most common cause of dementia.

pK Value

A quantitative measure of the strength of an acid in solution, defined as the negative log of the acid dissociation constant (Ka).