Epinephrine

question 32

Multiple Choice

Epinephrine:

• A)crosses the blood-brain barrier to directly influence the amygdala.
• B)activates brainstem nuclei that produce norepinephrine.
• C)disrupts release of norepinephrine by brainstem nuclei.
• D)is released by the basolateral nucleus in response to foot shock.

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Definitions:

Distal

Anatomical term meaning farther away from a point of attachment or farther away from the trunk of the body.

Diffusion

The movement of a substance from an area of high concentration to an area of low concentration.

Drainage

The removal of water or liquid from a place or object, often using pipes or channels.

Phenylketonuria (PKU)

A genetically inherited disorder in which the body cannot properly metabolize the nutrient phenylalanine, resulting in the buildup of phenylketones in the blood and their presence in the urine. The accumulation of phenylketones results in mental retardation.