Muscle Contraction Occurs When the Myosin Cross Bridges Row Along

question 113

Multiple Choice

Muscle contraction occurs when the myosin cross bridges row along the length of the ______ filaments.

• A) myosin
• B) actin
• C) intrafusal
• D) extrafusal
• E) myofibril

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Definitions:

Physiological Changes

Alterations in the body's normal biological functions or processes, which can occur due to various factors such as stress, exercise, or illness.

Emotion

A multifaceted mental state that encompasses a personal sensation, physical reaction, and an action or expressive reaction.

Cannon-Bard Theory

A theory of emotion that argues that physiological arousal and the emotional experience occur simultaneously and independently.

Bodily Arousal

The physiological state of being alert and physically prepared for action, often associated with the activation of the sympathetic nervous system.