Sodium ions flow into a neuron's cell body through sodium channels in response to:

a. an inhibitory message
b. hyperpolarization
c. an action potential
d. an excitatory message

D

Psychology

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What part of the body releases the hormone leptin?

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Diathesis is to stress as

a. gene is to the environment. b. externalized is to internalized. c. cultural is to individual. d. cause is to effect.

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