Place the Following Events in the Correct Order

question 72

Multiple Choice

Place the following events in the correct order.
1) ACh is released into the synaptic cleft.
2) Synaptic vesicles fuse with the plasma membrane.
3) A muscle action potential is triggered.
4) An action potential arrives at the synaptic end bulb.
5) ACh binds to receptors on the motor end plate.

• A) 2, 4, 5, 1, 3
• B) 4, 3, 1, 2, 5
• C) 1, 2, 4, 3, 5
• D) 4, 2, 1, 5, 3

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Definitions:

Learned Behaviour

Behavior that an organism acquires through experience, as opposed to behaviors that are instinctive or innate.

Unlearned Behaviour

An innate or instinctive behavior that occurs without the need for learning or prior experience.

Systematic Desensitization

A therapy technique used to treat phobias and anxiety disorders by gradually exposing the patient to the feared object or context without any danger.

Dog Phobia

An intense, irrational fear of dogs, often leading to avoidance behavior.