The Pattern of Biological Functioning That Occurs on a Roughly

question 66

Multiple Choice

The pattern of biological functioning that occurs on a roughly 24-hour cycle is called the

• A) REM rebound.
• B) circadian rhythm.
• C) alpha wave pattern.
• D) dopamine reward system.

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Definitions:

Repolarization Phase

The process during which cells return to their resting negative charge following depolarization.

H Zone

The region within a striated muscle fiber's sarcomere that contains only thick filaments and diminishes during muscle contraction.

Myosin Myofilaments

Filamentous proteins in muscle cells responsible for contraction by interacting with actin.

Actin Myofilaments

Protein filaments that, along with myosin, play a key role in the contraction of muscle cells by forming the thin filaments in the structure of muscle fibers.