Although you know that alcohol is a central nervous system depressant, your friend says it is actually a stimulant because he does things that he wouldn't otherwise do after having a couple of drinks. He also feels less inhibited, more spontaneous, and more en- tertaining. The reason your friend experiences alcohol as a stimulant is that
a. alcohol has the same effect on the nervous system as amphetamines.
b. alcohol has a strong placebo effect. c. the effects of alcohol depend almost entirely on the
expectations of the user.
d. alcohol depresses areas in the brain responsible for critical judgment and impulsiveness
d. alcohol depresses areas in the brain responsible for critical judgment and impulsiveness
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A woman has cut her finger while dicing onions in the kitchen, causing her to drop her knife in pain. Which of the following components of this pain signal was transmitted by a third-order neuron? The neurons:
A) Between the woman's finger and her spinal cord B) Between the thalamus and the cortex C) Between the CNS and the thalamus D) Of the efferent pathway that causes muscle contraction
Distension of the renal pelvis due to obstruction or backflow is called ________
Fill in the blank(s) with correct word
The prefix circum- means ________
A) "around" B) "painful" C) "surgical removal" D) "to cut"
What does the medical term angina pectoris mean?
A. Chest pain B. Heart burn C. Back pain D. Heart attack