When Acetylcholine Binds to Its Receptors at the Motor End

question 161

Multiple Choice

When acetylcholine binds to its receptors at the motor end plate, the muscle fiber membrane becomes more permeable to __________.

• A) potassium
• B) sodium
• C) calcium
• D) acetylcholine
• E) acetylcholinesterase

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Definitions:

Obsession

Persistent and intrusive thoughts, images, or urges that cause significant anxiety or discomfort.

Checking Behaviour

A type of compulsive behavior characterized by the need to check things repeatedly.

Hallucination

A perception in the absence of external stimuli, manifesting in any of the five senses.

Hoarding Disorder

A mental health disorder characterized by persistent difficulty discarding or parting with possessions, regardless of their actual value, due to a perceived need to save them.