When a neuron is at rest, what is primarily responsible for moving potassium ions into the cell?
A. Concentration gradient
B. An electrical gradient
C. The sodium-potassium pump
D. Both the sodium-potassium pump and electrical gradient
Answer: D
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Retrograde amnesia involves ________ and can be caused by ________
a. memory distortion; meditation b. the loss of prior memory traces; head trauma c. the inability to transfer into LTM; head trauma d. the failure of semantic memory; abuse of alcohol e. the inability to transfer into LTM; cortical damage
The vernix caseosa
A) ?is a protective, waxy substance that covers the fetus. B) ?implants on the wall of the uterus one week after fertilization. C) ?is a reddish uterine discharge that is expelled after childbirth. D) ?is a thick, yellowish fluid secreted by the breasts in late pregnancy.
The term ______ refers to the claim that neural structures supporting a particular cognitive process reside in a particular brain region.
a. limited capacity processors b. synaptic transmission c. brain plasticity d. localization of function
Which type of neuroimaging equipment can measure when the amygdala is active when evaluating emotional content?
a. magnetoencephalography b. PET scan c. EEG d. intracranial EEG