The Shorter a Muscle Fibre Is Before the Onset of a Contraction

question 282

True/False

The shorter a muscle fibre is before the onset of a contraction, the greater the force that can be developed upon the subsequent contraction because the thin filaments are already partially slid inward.

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Definitions:

Amygdala

A region of the brain involved in experiencing emotions, particularly those related to survival, such as fear and the fight-or-flight response.

Leptin

A hormone involved in regulating energy balance by inhibiting hunger, which helps to regulate body weight.

Ghrelin

A hormone produced by the stomach that stimulates appetite.

Intrinsic Motivation

The drive to engage in activities for their inherent satisfaction rather than for some separable consequence.