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The major effect of caffeine is to excite neuronal activity in the brain.
Q18: A shaman is _.<br>A)a primitive healer<br>B)an "extinct"
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Q77: Beta blockers _.<br>A)slow down heart rate<br>B)relax pressure
Q106: The effects of caffeine on the brain
Q119: Analogy: Willow bark is to senna as
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Q143: Freud believed that an effective treatment for
Q218: The additive _ in tobacco speeds the
Q232: Relative to unfiltered cigarettes,filtered cigarettes have a