Pancreas and Large Intestine Flashcards Preview

My NBCE - GI Physiology > Pancreas and Large Intestine > Flashcards

Flashcards in Pancreas and Large Intestine Deck (21)
Loading flashcards...
1

Is the pancreas endocrine or exocrine?

BOTH

2

What cells make up the bulk of the pancreas?

exocrine cells

3

Exocrine cells are arranged in what?

acini

4

What is secrete by exocrine cells in pancreas?

trypsinogen
Chymotrypsin
Carboxypolypeptidase
Proelastase
Pancreatic amylase
lipase

5

Trypsinogen is activated to what? By what?

Trypsin
enterokinase

6

Where is enterokinase released?

By enterocytes in SI

7

Pancreatic amylase aids in the digestion of what? To produce what?

Starch
maltose

8

Lipase breaks down what? Into what?

Fats
Fatty acids and glycerol

9

The endocrine cells of the pancreas are located where?

Islets of Langerhans

10

The endocrine cells of the pancreas release what?

Glucagon
Insulin
Somatostatin

11

Glucagon is secreted by which cells?

Alpha cells

12

Insulin is secreted by which cells?

Beta cells

13

Somatostatin is released by which cells?

Delta cells

14

Alpha cells make up what percentage is islet cells?

20%

15

Beta cells make up what percentage is islet cells?

70%

16

Delta cells make up what percentage is islet cells?

5-10%

17

Most of what is absorbed in LI?

Most of water from food

18

What is propelled down the LI and out through the anal canal as feces?

Undigested food

19

Bacteria in the large intestine produce what?

Vitamin K

20

The LI/colon has numerous types of what cells?

Goblet cells

21

The goblet cells in the colon/LI secrete what? Why?

Mucus
Aid in passage of feces