If a drug blocks the action of acetylcholinesterase, the enzyme that breaks down acetylcholine, it will serve as a(n) _________ for acetylcholine
a. antagonist
b. modulator
c. agonist
d. mimic
c
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Which test maps changes in blood flow or oxygen use in the brain as a patient thinks or behaves?
a. an electroencephalogram (EEG) b. magnetic resonance imaging (MRI) c. a computerized tomography scan (CT scan) d. positron emission tomography (PET)
Night terrors and sleepwalking occur during REM sleep
Indicate whether the statement is true or false
Perceptual learning involves long-lasting changes to the brain's perceptual systems that improve our ability to respond to the environment
Indicate whether the statement is true or false.
Which of the following brain changes contributes to an increase in impulsive behavior during adolescence?
A) immaturity of the prefrontal cortex B) weak connections between prefrontal cortex and the limbic system C) changing neurotransmitter levels D) all of the above