Axons of Neurons

question 30

Multiple Choice

Axons of neurons:

• A)vary greatly in number
• B)are relatively uniform in regard to conduction velocity
• C)conduct nerve impulses toward the neuron's cell body
• D)contain ribosomes
• E)vary greatly in diameter

Understand the economic impacts and contributions of immigrants in the United States.

Comprehend the stages of identity development according to James Marcia.

Recognize and illustrate examples of age discrimination.

Analyze the relationship between self-concept accuracy and self-esteem during adolescence.

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Definitions:

Anorexia Nervosa

A psychological and life-threatening eating disorder characterized by an extremely low body weight, a severe fear of gaining weight, and a distorted perception of body weight and shape.

Serotonin

A neurotransmitter in the brain that plays key roles in regulating mood, emotion, appetite, and sleep.

Fat Cells

Specialized cells that store energy in the form of fat and regulate metabolism and appetite through hormone release.

Leptin

A hormone produced by fat cells that is involved in regulating appetite and metabolism.