Select the Last Step for Synaptic Signaling When the Action

question 35

Multiple Choice

Select the last step for synaptic signaling when the action potential arrives at the axon terminal of a presynaptic neuron.

• A)A neurotransmitter is released by exocytosis.
• B)Calcium flows in the synaptic knob.
• C)The neurotransmitter combines with a protein receptor on the subsynaptic membrane.
• D)The permeability is altered in a postsynaptic neuron.
• E)Sodium influx occurs at the axon terminals

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Definitions:

Phallic Stage

In Freudian psychoanalysis, the third stage of psychosexual development when a child's focus of pleasure is on the genital area.

Latent Period

A period of delay between the exposure to a stimulus and the observable response, often used in the context of reflexes and muscle contraction.

Rational Decisions

Choices made based on logical analysis, considering all available information and potential outcomes, to maximize benefit or utility.

Superego

In psychoanalytic theory, the part of the personality responsible for moral standards and self-criticism.