A Friend of Yours Is a Heavy Amphetamine User

question 16

Multiple Choice

A friend of yours is a heavy amphetamine user.Last week he stopped taking the drug and "crashed".Why did this happen?

• A) withdrawal set in and reversed the effect of the stimulant
• B) norepinephrine and dopamine supplies have been depleted
• C) crystal meth is an SSRI
• D) meth increases the activity of GABA
• E) amphetamines block reuptake of dopamine

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Definitions:

Iris

The colored part of the eye surrounding the pupil that controls the amount of light entering the eye by adjusting the size of the pupil.

Middle Layer

Typically refers to the intermediate layer in a multi-layered structure, which could pertain to skin, geological formations, or other stratified materials.

Nerve Endings

The tips of nerve fibers where signals are received or sent, crucial for sensing and response mechanisms in the body.

Retina

The light-sensitive layer of tissue at the back of the inner eye that converts light into electrical signals for the brain.