One Disadvantage to a Nerve Net Is That It Can

question 25

Multiple Choice

One disadvantage to a nerve net is that it can conduct impulses in two directions from the point of the stimulus. Most of the synapses in vertebrates conduct information in only one direction

• A)as a result of the nodes of Ranvier.
• B)as a result of voltage-gated sodium channels found only in the vertebrate system.
• C)because vertebrate nerve cells have dendrites.
• D)because only the postsynaptic cells can bind and respond to neurotransmitters.
• E)because the sodium-potassium pump moves ions in one direction.

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Definitions:

Self-deception

The process of lying to oneself or convincing oneself of the truth of a false belief or idea.

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Cognitive-behavioral

A psychotherapeutic approach that addresses dysfunctional emotions, behaviors, and cognitions through a goal-oriented, systematic process, often used in treating a wide range of disorders.

Avoidance Behaviors

Actions undertaken to escape from or prevent exposure to unpleasant or fear-inducing stimuli.