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Which of the following procedures employs labeled antibodies?


A) immunocytochemistry
B) in situ hybridization
C) cerebral dialysis
D) electroencephalography
E) both A and B

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The reason why radioactive 2-DG is useful for revealing the level of activity of neurons in different parts of the brain is that 2-DG


A) is absorbed by neurons in relation to their level of activity.
B) is metabolized by neurons in relation to their level of activity.
C) is not metabolized by neurons.
D) both A and C
E) both A and B

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In rats, "boxing" is usually a sign of


A) sexual motivation.
B) aggression.
C) predation.
D) defense against conspecific attack.
E) a lack of sexual motivation in alpha males.

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The two most common techniques for producing images of human brain function are PET and functional __________.

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The signals in the first few milliseconds of the average auditory evoked potential


A) always originate next to the scalp electrode.
B) are far-field potentials.
C) originate in the sensory nuclei of the brain stem.
D) all of the above
E) both B and C

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If a rat is hurt by an object in a test chamber containing commercial bedding material, the rat will often __________ the object.

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Drugs that don't penetrate the blood brain barrier can be administered to brain tissue


A) by SC injection.
B) through a stereotaxically positioned cerebral cannula.
C) through an intracerebral microelectrode.
D) by IV injection.
E) by injection into a carotid artery.

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The elevated plus maze is commonly employed to study


A) memory.
B) anxiety or defensiveness.
C) aggression.
D) all of the above
E) both A and C

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Positron emission tomography is a valuable research tool because it


A) pictures the brain in fine detail.
B) involves angiography.
C) provides an image of brain function.
D) provides an image of brain structure.
E) involves low levels of radioactivity.

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Unlike brain-imaging techniques, TMS permits the study of __________ between human cortical activity and cognition.


A) links
B) causal relations
C) correlations
D) neural connections
E) communication

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Extracellular unit recording provides information about


A) the magnitude of the membrane potential.
B) the wave form of action potentials.
C) EPSPs.
D) all of the above
E) none of the above

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Which of the following is a test of language ability that employs objects of two shapes, two sizes, and five different colors?


A) block-span test
B) token test
C) aphasia subtest of the Halstead-Reitan Neuropsychological Test Battery
D) paired-associate test
E) Wechsler Language Scale Test

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The self-stimulation paradigm is


A) a Pavlovian conditioning paradigm.
B) an operant conditioning paradigm.
C) a punishment procedure.
D) both A and C
E) both B and C

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Memories that are demonstrated by improved performance in the absence of conscious awareness of the memories are called


A) implicit memories.
B) explicit memories.
C) semantic memories.
D) episodic memories.
E) short-term memories.

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  -Which of the following provides the most detailed three-dimensional view of the structure of the living human brain? A)  CT B)  PET C)  angiography D)  EEG E)  MRI -Which of the following provides the most detailed three-dimensional view of the structure of the living human brain?


A) CT
B) PET
C) angiography
D) EEG
E) MRI

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Hypertension is


A) stress.
B) caused by excitement.
C) chronic high blood pressure.
D) chronic low blood pressure.
E) a sphygmomanometer.

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The SCL and SCR are influenced by __________ glands.

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The brainbow technique


A) is an extension of the green fluorescent protein technique.
B) is a technique for labeling neurons in an animal different colors so that each can be traced.
C) has not yet been applied to neural tissue in multicellular animals.
D) both A and B
E) both A and C

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Gene __________ techniques are used to create organisms that lack particular genes.

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Signal averaging is commonly used in the recording of ERPs because it reduces the magnitude of


A) large signals.
B) sensory evoked potentials.
C) random signals.
D) the P300.
E) far-field potentials.

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