G.A. Digestive system Flashcards Preview

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Flashcards in G.A. Digestive system Deck (31)
1

what initiates the digestive process?

mouth (oral cavity) and pharynx

2

where is 60-70% of saliva produced?

submandibular gland

3

where is 20-30 % of saliva produced?

parotid gland

4

what do mesenteries do? characteristic?

transmits vessels, nerves & lymph tissue
double folded peritoneum

5

where is the falciform ligament?

left lobe of the liver to the diaphragm
contains: the periumbilical V., ligamentum teres hepatis

6

where is the coronary ligament?

right lobe of liver to diaphragm

7

where is the ligamentum venosum?

lies in liver tissue (remnant of ductus venosum)

8

where is the lesser omentum?

extends from liver to the lesser curvature of stomach

9

where is the greater omentum?

extends from greater curve over the abdominal viscera

10

what are the structures of the stomach?

cardia, fundus, body & pylorus

11

what are rugae in the stomach?

mucous lining with many folds

12

what do parietal cells secrete?

HCL & IF

13

what do chief cells secrete?

pepsinogen

14

what does grehlin stimulate?

hunger

15

what structures make up SI?

duodenum (10 in.)
Jejunum (8 ft.)
ileum (12 ft.)

16

what does the brush border do in SI?

INCREASES SURFACE AREA FOR ABSORPTION

17

WHAT ARE PLICAE CIRCULARE?

FOLDS IN THE SI

18

what type of cells make up CCK?

epithelial cells

19

what structures make up the LI?

Cecum- blind pouch
Appendix- hollow
Colon
Rectum & anus

20

what are the parts of the colon?

ascending
transvers
descending
sigmoid

21

where/what are the columns of morgagni?

in rectum & anus
needed for expansion

22

what is the largest visceral organ & gland in the entire body?

liver

23

which ligament contains the round ligament

falciform lig.

24

how many lobes make up the liver?

4
Right lobe- Ant. & post.
Left lobe- divided into caudate & quadrate lobes (med. & lat.)

25

what does the liver produce?

bile (RBC in the fetus)

26

what is the livers function?

filter & detoxifies blood
protein synthesis
stores- glycogen, vitamins, iron & copper

27

what is the gallbladders function?

contracts to expel bile

28

how is bile secreted?

stimulated by CCK

29

what is biles function?

emulsify fat

30

what is going to be retroperitoneal?

Duodenum
ascending Colon
ureters
pancreas
suprarenals
descending colon
aorta
kidneys
rectum
IVC
"D CUPS DAKRI"

31

where is the gallbladder located?

between left & caudate lobes of liver