RD Exam - Domain II, MNT Exam

RD Exam - Domain II, MNT Exam How do H₂ Blockers (Cimetidine, Rantidine) help w/ gastric ulcers? - Answer-Prevents binding of histamine to receptor; decreases acid secretion Diverticulosis - Answer-Presence of diverticula (mucosal sacs in intestinal wall) rx: High fiber diet Diverticulitis - Answer-When diverticula become inflamed rx: Clear liquids (Low residue diet or elemental), gradual return to high fiber Describe how to tell if someone has lactose intolerance using the lactose tolerance test - Answer-If lactose intolerant - blood glucose will not rise past 25 mg/dl above fasting (flat curve) If tolerant - glucose will rise above 25 mg/dL (normal curve) What should be avoided w/ lactose intolerance? What might be tolerated? - AnswerAvoid - animal milk/milk products May tolerate - yogurt & small amounts of aged cheese What should be restricted in children up to age 6 in order to prevent chronic, nonspecific infantile diarrhea - Answer- CONTINUES...