Persistence of long-term potentiation for more than an hour requires
a. formation of new axonal spines.
b. presynaptic inhibition of glutamate release.
c. increased protein synthesis within the postsynaptic dendrite.
d. insertion of GABA receptors into the postsynaptic membrane.
e. destruction of AMPA receptors in the postsynaptic membrane.
Question 2
Which of the following is not a characteristic of apperceptive visual agnosia?
a) This deficit is not a problem associating perceptions with meaning.
b) If a usual object is displayed in an unusual orientation, a person with apperceptive visual agnosia will have trouble identifying it.
c) This disorder is not caused by a primary sensory deficit.
d) People with this condition can usually discriminate among simple colours and make brightness comparisons.
e) Can identify an object with unusual orientation only after having copied a drawing of that object.
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