A Single, Brief Contraction of All Muscle Fibers in a Motor

question 10

Multiple Choice

A single, brief contraction of all muscle fibers in a motor unit in response to a single action potential is called:

• A) recovery oxygen uptake
• B) motor unit movement
• C) muscle fatigue
• D) refractory period
• E) twitch contraction

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Definitions:

Homeostasis

The tendency of a biological system to maintain stability while adjusting to conditions that are optimal for survival.

Multitasking

The ability to perform multiple tasks simultaneously or switch between tasks quickly.

Simultaneously

Occurring, operating, or done at the same time.

Mainstream Media

Outlets of mass communication that reach a large audience, including television, newspapers, and radio, which often set the agenda for public discourse.