Pharmacology Final 2005 EXAM QUESTIONS AND ANSWERS
Pharmacology Final 2005 EXAM QUESTIONS AND ANSWERS histamine 2 antagonist action - Correct Answer - action: blocks h2 receptors from producing HCl resulting in decreased volume of acid secreted - includes cimetidine (Tagamet), ranitidine (Zantac), Famotidine (Pepsit) - ends in ~tidine - used fro treat GERD, duodenal and stress ulcers, Zollinger-Ellison syndrome hydrochloric acid - Correct Answer - can cause GERD and heart burn - breaks down food (not digest) - protects stomach from germs - more H+ = more acidic - no food in stomach can cause acid to hurt stomach tissues, more production of it if eating big meal - no HCl causes indigestion heart burn antacid calcium, magnesium, etc. - Correct Answer - calcium/tums: small medication for antacid, large medication for bones, can cause constipation if too large of a dose, and can cause hypercalcemia - magnesium: side effect of diarrhea, used for laxatives depending on dosage, can be antacid or laxative (5ml - antacid vs 15 ml - laxative) - sodium bicarbonate: baking soda, sodium increases hypertension, only use for urgent cases as a quick remedy - aluminum is not used in Canada histamine 1 - Correct Answer - used for allergies histamine 2 - Correct Answer - stimulates stomach cells to produce HCl
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