NUR 3145 - EXAM 5 EXAM QUESTIONS AND ALL CORRECT ANSWERS (ALREADY
GRADED A+) (2024 UPDATE) 100% GUARANTEED
GI defense system - ANSWER- mucus, bicarb, BF, prostaglandins
GI invaders - ANSWER- H.pylori, NSAIDs, gastric acid
gastric ulcers vs duodenal ulcers vs stress ulcers - ANSWER- 1. gastric ulcers:
-weight loss
-pain with eating
-pain 30 mins-1 hr after eating
-vomiting
2. duodenal ulcers:
-most common
-well nourished
-pain 2-3 hrs after eating
-food may decrease pain
3. stress ulcers
-stress/shock/burns/cushing's/brain injury
-if no hx of GERD, may be placed on meds prophylactically for stress ulcers
tx for H.pylori - ANSWER- 3-4 antibx + 1 antisecretory agent (PPI or H2 blocker)
,antacids - ANSWER- neutralize HCl
tx: PUD and symptoms of heart burn
magnesium hydroxide (MOM) and AEs - ANSWER- antacid that neutralized HCl for
PUD/heartburn
-rapid, high conc, long-lasting
-AEs: diarrhea
-don't combine with other meds
aluminum hydroxide: uses, AEs, interactions - ANSWER- antacid that neutralizes HCl for
PUD/heartburn
-slow, low conc, long-lasting
-AEs: constipation
-don't combine with other meds, Al binds with a lot
why would you combine MOM and aluminum hydroxide? - ANSWER- counteract the AEs of
each (diarrhea/constipation)
H2RAs - ANSWER- decrease gastric acid secretion "-idines"
-take with or before meals
-avoid taking with antacids
famotidine - ANSWER- H2RA
, ranitidine - ANSWER- H2RA
AEs of H2RAs - ANSWER- rare
-pneumonia
-CNS effects
PPIs - ANSWER- most effective drugs at suppressing secretion of HCl
-used for ulcer prevention and ppl taking NSAIDs (prevent H.pylori)
"-prazoles"
-well tolerated
when should PPIs be taken? - ANSWER- 30 mins before first meal of day
-prazoles - ANSWER- PPIs
AEs of PPIs (and LT risks) - ANSWER- HA, n/v/d (c.diff) pneumonia
-LT: fractures, hypomagnesemia, gastric cancer
MOA: H2RA vs PPI - ANSWER- PPI blocks the whole proton pump, so a little bit better
laxative effect vs cathartic effect - ANSWER- 1. laxative effect: prod of soft, formed stool over
1+ days
2. prompt, fluid evac of the bowel (fast and intense) - used for bowel preps
contraindications for a laxative? - ANSWER- if abd cramps, n/v do not have a known cx, do
not use a laxative, any obstruction
GRADED A+) (2024 UPDATE) 100% GUARANTEED
GI defense system - ANSWER- mucus, bicarb, BF, prostaglandins
GI invaders - ANSWER- H.pylori, NSAIDs, gastric acid
gastric ulcers vs duodenal ulcers vs stress ulcers - ANSWER- 1. gastric ulcers:
-weight loss
-pain with eating
-pain 30 mins-1 hr after eating
-vomiting
2. duodenal ulcers:
-most common
-well nourished
-pain 2-3 hrs after eating
-food may decrease pain
3. stress ulcers
-stress/shock/burns/cushing's/brain injury
-if no hx of GERD, may be placed on meds prophylactically for stress ulcers
tx for H.pylori - ANSWER- 3-4 antibx + 1 antisecretory agent (PPI or H2 blocker)
,antacids - ANSWER- neutralize HCl
tx: PUD and symptoms of heart burn
magnesium hydroxide (MOM) and AEs - ANSWER- antacid that neutralized HCl for
PUD/heartburn
-rapid, high conc, long-lasting
-AEs: diarrhea
-don't combine with other meds
aluminum hydroxide: uses, AEs, interactions - ANSWER- antacid that neutralizes HCl for
PUD/heartburn
-slow, low conc, long-lasting
-AEs: constipation
-don't combine with other meds, Al binds with a lot
why would you combine MOM and aluminum hydroxide? - ANSWER- counteract the AEs of
each (diarrhea/constipation)
H2RAs - ANSWER- decrease gastric acid secretion "-idines"
-take with or before meals
-avoid taking with antacids
famotidine - ANSWER- H2RA
, ranitidine - ANSWER- H2RA
AEs of H2RAs - ANSWER- rare
-pneumonia
-CNS effects
PPIs - ANSWER- most effective drugs at suppressing secretion of HCl
-used for ulcer prevention and ppl taking NSAIDs (prevent H.pylori)
"-prazoles"
-well tolerated
when should PPIs be taken? - ANSWER- 30 mins before first meal of day
-prazoles - ANSWER- PPIs
AEs of PPIs (and LT risks) - ANSWER- HA, n/v/d (c.diff) pneumonia
-LT: fractures, hypomagnesemia, gastric cancer
MOA: H2RA vs PPI - ANSWER- PPI blocks the whole proton pump, so a little bit better
laxative effect vs cathartic effect - ANSWER- 1. laxative effect: prod of soft, formed stool over
1+ days
2. prompt, fluid evac of the bowel (fast and intense) - used for bowel preps
contraindications for a laxative? - ANSWER- if abd cramps, n/v do not have a known cx, do
not use a laxative, any obstruction
