Why Are Action Potentials Usually Conducted in One Direction

question 23

Multiple Choice

Why are action potentials usually conducted in one direction?

• A)Ions can flow along the axon in only one direction.
• B)Voltage-gated Na⁺ channels are inactivated during the refractory period.
• C)The axon hillock has a higher membrane potential than the terminals of the axon.
• D)Voltage-gated channels for both Na⁺ and K⁺ open in only one direction.

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Definitions:

Freudian Theory

Sigmund Freud's psychoanalytic theory which emphasizes unconscious desires, childhood experiences, and the structure of personality (id, ego, superego).

Cultural Standards

Norms and expectations that a specific culture establishes and upholds, which guide behavior, attitudes, and values within that culture.

Sense of Self

An individual's consciousness of their own identity and personality, which includes their thoughts, experiences, values, and beliefs about who they are.

Freudian Theory

A psychological theory developed by Sigmund Freud that emphasizes the importance of unconscious mental processes, sexual and aggressive drives, and early childhood experiences in shaping personality and behavior.