A Drug That Binds at a Postsynaptic Site Different from That

question 117

Multiple Choice

A drug that binds at a postsynaptic site different from that of the neurotransmitter and prevents the opening of ion channels would be termed a(n)

• A) indirect antagonist.
• B) ligand.
• C) direct synergist.
• D) direct antagonist.
• E) indirect pheromone.

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Definitions:

Suprachiasmatic Nucleus

A small region of the brain in the hypothalamus responsible for controlling circadian rhythms by regulating sleep-wake cycles.

Pacemaker

A pacemaker is a medical device implanted in the chest to help control abnormal heart rhythms by using electrical pulses to prompt the heart to beat at a normal rate.

Hypothalamic Nucleus

A cluster of neurons in the hypothalamus involved in regulating various bodily functions, including temperature, hunger, and hormonal secretion.

EEG Pattern

The characteristic electrical activity of the brain recorded with electrodes placed on the scalp, used in the diagnosis of neurological conditions.