The Speed of Impulse Conduction Along an Axon May Be

question 48

Multiple Choice

The speed of impulse conduction along an axon may be increased by

• A) myelin sheaths.
• B) graded potentials.
• C) neurotransmitters.
• D) effector cells.

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Definitions:

Hypothesis

A proposed explanation for a phenomenon, based on limited evidence, that serves as a starting point for further investigation.

Bystander Effect

A phenomenon identified in social psychology that indicates people are less willing to help a victim when they are not alone, but in the company of others.

Darley And Latané

Psychologists known for their research on the bystander effect, which examines why individuals do not always help others in distress when other people are present.

Critical Thinking

The process of actively analyzing, interpreting, synthesizing, and evaluating information to reach a conclusion.