Module 9: diarrhea

Question 1

If untreated, upper/lower gi bleeds can results in __

v___,v___,^___,acute______,____ w blood loss of __L

Answer 1

shock

vCO, vBP, ^HR, Acute renal failure, anemia w blood loss of 1L

Question 2

Occult GI bleed results in ____deficiency

commonly associated with ______

Answer 2

iron

colon CA

Question 3

Hematochezia suggests blood in ___GI tract, usually in ___,____,____

Answer 3

lower gi

rectum, sigmoid colon, descending colon

Question 4

Acute diarrhea-__loose stools w/in ___hrs, no longer than ____days

Answer 4

3 loose stools w/in 24 hours, no longer than 14 days

Question 5

Persistent diarrhea lasts ___-____days

chronic diarrhea lasts longer than ___days, can have ___,___,____ and caused by ____disease or ____

Answer 5

persistent: 14-30 days
Chronic: longer than 30 days= fever, cramping, bloody stool
caused by inflammatory bowel disease or dysentery

Question 6

Osmotic diarrhea caused by a _____substance in the _____
Pulls ___ by osmosis into the _____and = _____
(how laxatives work)

Answer 6

non-absorbable substance in the intestines

pulls water into intestinal lumen =large volume diarrhea

Question 7

Other causes of large volume diarrhea
excessive \_\_\_\_
\_\_\_\_feedings
\_\_\_syndrome
\_\_\_\_
\_\_\_\_enzyme and \_\_\_\_salt deficiency 
small intestine \_\_\_\_\_\_
\_\_\_\_disease

Answer 7

excessive sugar, 
tube feedings, 
dumping syndrome, 
malabsorption, 
pancreatic enzyme and bile salt deficiency, 
small intestine bacterial overgrowth, 
celiac disease

Question 8

Secretory diarrhea- large volume losses secondary to ____ such as:
___,___,____
lasts less than ___wks

Answer 8

infections
rotavirus, bacterial enterotoxins, c-diff
lasts less than 2wks

Question 9

Infections that cause Secretory Diarrhea:
Trigger _____cells to secrete ____

Activate ____neurons that stimulate ______neurons

Alter _______ transport= vWater absorption

Answer 9

enteroendocrine cells secrete 5HT

activate afferent neurons that stimulate submucosal secretomotor neurons

alter sodium chloride transport

Question 10

Motility diarrhea (short bowel syndrome) results from
SHLID

Answer 10

Small intestine resection/bypass
Hyperthyroid 
Laxative abuse
IBS
Diabetic neuropathy