The Following Steps Refer to Various Stages in Transmission at a Chemical

question 10

Multiple Choice

The following steps refer to various stages in transmission at a chemical synapse.
1) Neurotransmitter binds with receptors associated with the postsynaptic membrane.
2) Calcium ions rush into neuron's cytoplasm.
3) An action potential depolarizes the membrane of the presynaptic axon terminal.
4) The ligand-gated ion channels open.
5) The synaptic vesicles release neurotransmitter into the synaptic cleft.
Which sequence of events is correct?

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

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Definitions:

Prevalence

The proportion of a population found to have a condition or disease at a given time.

Mood Disorders

A category of mental health disorders that primarily affect a person's emotional state, causing significant highs and lows in mood.

Physiological Factors

Aspects related to the functions of living organisms and their parts, including physical and chemical processes.

Psychological Factors

Elements of human psychological function that can influence our behavior, thoughts, emotions, and overall mental health.