The Repeating Units of Muscle Contraction Are Called Myofibrils

question 42

True/False

The repeating units of muscle contraction are called myofibrils.

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Definitions:

Sympathetic Nervous

Part of the autonomic nervous system that prepares the body for action, often referred to as the "fight or flight" response system.

Widens Airways

Refers to the process or action that increases the diameter of respiratory airways, improving air flow to and from the lungs.

Peripheral Nervous

Part of the nervous system that consists of the nerves and ganglia outside of the brain and spinal cord.

Emotion

A complex psychological state that involves an experiential, physiological, and behavioral response to a stimulus.