An action potential takes place by means of what?
a. The flow of electrical charges on the myelinc
b. The synthesis of neurotransmitters in the center of the axon
c. The movement of sodium ions across the membrane
d. The flow of water down the center of the axon
c
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Social learning theorists argue that
a. personality does not change with age. b. personality always changes with age. c. personality can change with age if individuals experience different environments. d. personality can change with age if individuals experience changes to their genes due to exposure to chemicals or radiation.
Ogun was constantly fearful and tense. He went to a psychiatrist to receive treatment. Although Ogun expected to talk his problems over with the psychiatrist, the doctor talked only briefly to Ogun and prescribed a pill to help him relax. The doctor was treating Ogun with a ____ approach.?
a. ?biological b. ?psychodynamic c. ?behavioral d. ?cognitive
A resting potential occurs when a neuron
a. reaches -50 millivolts. b. is inactive. c. reaches its threshold. d. reaches its trigger point for firing.
You are studying with your best friend when suddenly she proclaims that she can no
longer focus unless she eats a slice of pepperoni pizza with extra cheese. In your reading on the chemical senses, what is the best explanation for your friend's craving? a. Her insula has been activated. b. Her insula has been inhibited. c. Her caudomedial OFC has been inhibited. d. Her caudolateral OFC has been stimulated. e. The Proust effect is likely interfering with her attentional abilities.