Amyloid plaques are an indicator of Alzheimer's disease, and are best described as ____
a. small deposits of iron and calcium in the brain
b. large areas of dead and low density neurons
c. deposits of proteins along with clumps of dead neurons
d. bundles of twisted neurons that are tangled with each other
Answer: C
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In a study on the effects of caffeine on memory, subjects who took caffeine compared to placebo control groups:
A. showed an increase in the release of dopamine B. became more susceptible to hypnosis C. showed an increased in MDMA production D. showed increased activity in brain areas involved in attention and memory
__________ is a self-help group that is purported to be based on methods that are scientifically validated and is led by a coordinator who has maintained a period of sobriety or has never had an alcohol problem
a. SMART b. Rational Recovery c. Secular Organizations for Recovery d. Women for Sobriety
Analyzing smaller features and building up to a complete perception is called __________
a) top-down processing. b) bottom-up processing. c) perceptual construction. d) hypothesis formation.
Periaqueductal gray (PAG) contains large numbers of _________ receptors.
A. glutamate B. substance P C. endorphin D. serotonin