caffeine and nicotine Flashcards
physiological effects of caffeine
excites CNS; clear thinking, increase sensitivity to stimuli and physical coordination
vasodilates coronary arteries - increase peripheral circulation but a vasoconstrictor to blood vessels in the brain
energy drinks
muscle fatigue, used in bodybuilding combination with creatine and anabolic steroids
lowers BP
aggressive behaviour when abused
caffeine and alcohol
non drunk feeling when drunk
lose the ability to make good decisions
nicotine history
1st used by natives for medicinal & ceremonial purposes
popularized use of tobacco in Endland
nicotine physiological effects
release dopamine from the brain and stimulates the adrenal glands
increase HR, respiration, BP, and release epinephrine
smoking cessation treatments
champix pifzer -12 week prescription