Nicotinic ACh Receptors That Contain the α5 Subunit, Found on Neurons

question 74

Multiple Choice

Nicotinic ACh receptors that contain the α5 subunit, found on neurons in the medial habenula, play a role in ______________ the reinforcing effects of nicotine.

• A) inhibiting
• B) exciting
• C) stabilizing
• D) having no effect on
• E) stimulating

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Definitions:

Alcohol Consumption

The intake of beverages containing ethanol, ranging from moderate drinking to heavy alcohol use.

Korsakoff Syndrome

A chronic memory disorder caused by severe deficiency of thiamine (vitamin B1), most commonly caused by alcohol abuse.

Memory Impairment

A condition characterized by the loss or decline in the ability to remember or recall past events or learned information.

Tolerance

The process by which the body increasingly adapts to a substance or a physiological condition, often requiring more to achieve the original effect.