The main effects of caffeine on heart and cerebral blood vessels are,respectively:
A) dilatation and constriction.
B) dilatation and dilatation.
C) constriction and dilatation.
D) constriction and constriction.
Correct Answer:
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Q10: The half-life of caffeine is:
A)less than 30
Q14: The leading cause of death in the
Q15: The main effect of caffeine on the
Q16: Caffeine is metabolized in first-pass metabolism to:
A)inactive
Q18: Caffeinism is:
A)the study of caffeine.
B)the description of
Q20: Certain antidepressants such as fluvoxamine:
A)accelerate the metabolism
Q21: The period of withdrawal from nicotine:
A)is typically
Q22: Nicotine appears to interact with:
A)the cannabinoid system.
B)the
Q28: The mildly positive reinforcing effect of caffeine
Q54: The reinforcing effect of caffeine appears to
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