Short-Term Habituation of the Aplysia Gill-Withdrawal Reflex, Lasting from Minutes

question 119

Multiple Choice

 Short-term habituation of the Aplysia gill-withdrawal reflex, lasting from minutes to several hours, probably results from

• A) changes in the synapses between sensory and motor neurons.
• B) decreased sensitivity of the sensory neurons.
• C) fatigue in the muscles serving the gill.
• D) stronger excitatory postsynaptic potentials (EPSPs) in the interneurons.

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Definitions:

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The change in satisfaction or utility obtained by consuming an additional unit of a good or service.

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