____________________ amnesia is the inability to consolidate memory in long-term storage for later retrieval.
Fill in the blank(s) with correct word
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Question 2) An action potential on a neuron develops when
a. threshold voltage is reached on an axon
b. voltage-gated Na+ channels open
c. spatial or temporal summation of graded potentials occurs to a great enough degree
d. the axon hillock reaches threshold voltage
e. any of the above events occur
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Question 3) The storage capacity of the long-term memory bank is ____________________ (larger/smaller) than the capacity of short-term memory.
Fill in the blank(s) with correct word
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Question 4) Opening either a chemically-gated Na+ channel or a chemically-gated K+ channel during the resting potential would cause
a. an impulse to be propagated
b. a graded potential
c. an action potential
d. the membrane's potential to becomes more negative
e. threshold voltage will be reached
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Question 5) Storage of acquired information is accomplished in at least two stages: ____________________ memory and ____________________ memory.
Fill in the blank(s) with correct word
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Question 6) When chemically-gated Na+ channels open, the membrane
a. hyperpolarizes
b. repolarizes
c. depolarizes
d. becomes more negative
e. is inhibited
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Question 7) ____________________ is the ability to direct behavior toward specific goals.
Fill in the blank(s) with correct word
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Question 8) Binding of an excitatory neurotransmitter to a postsynaptic neuron causes
a. voltage-gated Na+ channels open
b. voltage-gated K+ channels open
c. chemically-gated Na+ channels open
d. voltage-gated Cl- channels open
e. chemically-gated Cl- channels open
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Question 9) The limbic system is not a separate structure, but a(n) ____________________ system consisting of a ring of forebrain structures that surround the brain stem.
Fill in the blank(s) with correct word
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Question 10) The falling phase of the action potential is due to
a. calcium influx
b. potassium efflux
c. chloride influx
d. sodium efflux
e. the action of Na+-K+ pumps
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