Fibers from One Motor Unit

question 72

Multiple Choice

Fibers from one motor unit

• A) are clustered together within one fascicle of the muscle.
• B) are dispersed throughout most of the muscle.

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Definitions:

Nervous

Pertaining to the nervous system, which includes the brain, spinal cord, and peripheral nerves, or feeling anxious and apprehensive.

Steroid

A type of organic molecule with a characteristic molecular structure containing four rings, used in medicine to reduce inflammation and as hormones in the body.

IgM

Immunoglobulin M, a type of antibody that is produced initially in response to an antigen and indicates a current infection in the body.

Antibodies

Proteins produced by the immune system that recognize and neutralize foreign substances such as bacteria and viruses.