Which Is TRUE About the Initial Segment of an Axon

question 88

Multiple Choice

Which is TRUE about the initial segment of an axon?

• A)Its threshold potential is more positive than that of the cell body and dendrites.
• B)Its threshold potential is more negative than that of the cell body and dendrites.
• C)Synapses far from the initial segment are more effective in influencing whether an action potential will be generated in the axon than are synapses close to the initial segment.
• D)It is the region where neurotransmitter vesicles are docked and ready to be released by exocytosis.
• E)It can only conduct graded potentials because it lacks voltage-gated Na⁺ channels.

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Definitions:

Heterosexuality

Sexual attraction or orientation towards individuals of the opposite sex.

Sexual Double Standard

A societal norm that allows or even encourages sexual freedom and experimentation in men more so than in women.

Masculine Identities

Social and cultural constructs of manhood and masculinity that define roles, behaviors, and attributes considered appropriate for men.

Feminine Identities

The aspects of an individual's personality and life experience that relate to their identification with traditionally feminine traits and roles.