LAST LECTURE - Absorption by LI / Secretion & Motility Flashcards Preview

Dental Physiology > LAST LECTURE - Absorption by LI / Secretion & Motility > Flashcards

Flashcards in LAST LECTURE - Absorption by LI / Secretion & Motility Deck (20)
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1
Q

this does sodium absorption by the colon

A

enac

2
Q

diuretic that blocks enac channels in the kidney as well as in colon

A

amiloride

3
Q

amount of bacteria in the gi tract order

A

low in stomach, duodenum, jejunum… increases in ileum… very high in large intestine

4
Q

the large intestine has these kind of bacteria mostly

A

anaerobes

5
Q

short chain fatty acids are a significant source of blank

A

nutrients

6
Q

butyrate is a major energy substrate for blank and is involved in inflammation

A

colonocytes

7
Q

water secretion into lumen can produce blank in the duodenum and jejunum

A

osmotic diarrhea

8
Q

water secretion often accompanies blank secretion into the lumen

A

chloride

9
Q

cholera and diarrhea lead to massive blank

A

dehydration

10
Q

nutrient coupled blank absorption like with rice water causes small intestine to secrete less water

A

sodium

11
Q

todays version of rice water

A

gatorade

12
Q

three causes of diarrhea

A

osmotic, secretory, fast motility

13
Q

lactase deficiency is blank diarrhea

A

osmotic

14
Q

cholera is blank diarrhea

A

secretory

15
Q

inflammatory response is blank diarrhea

A

fast motility

16
Q

takes about this long to poop out a meal

A

24 hours

17
Q

small intestine segmentation movement is for blank

A

mixing

18
Q

small intestine short peristaltic contractions are for blank

A

moving stuff through the intestine

19
Q

the segmentation of small intestine is due to the blank

A

haustra

20
Q

control of mass movement through the intestine is due to blank nerves due to local distension

A

enteric nerves and extrinsic cns nerves

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