Gastro-Intestinal System Flashcards Preview

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Flashcards in Gastro-Intestinal System Deck (157)
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1

Alimentary tract is?

A. It is a continuous tube extending from mouth to anus
B. It has accessory gland like pancreas, salivary glands, gall bladder
C. Digestion takes places at different site
D. Enzymes are involved in digestion of different food
E. All of the above

E. All of the above

2

Organs derived from foregut

Esophagus
stomach
1st part of duodenum
Liver
Pancreas
Gall bladder

3

Organs derived from midgut

Duodenum (2,3,4)
Ileum
Jejunum
Appendix
Cecum
Ascending colon
Transverse colon

4

Organs derived from hidgut

Descending colon
Sigmoid
Rectum

5

Layer of G.I.T that lines the lumen?

Mucosa

6

Layer of Blood vessel that lines the lumen

Tunica intima

7

Layer of G.I.T that contains MEISSNER'S PLEXUS

Submucosa

8

Layer of G.I.T that is mainly made up of SMOOTH MUSCLE

Muscularis externa

9

OLIC smooth muscle in muscularis externa

Outer-LONGITUDINAL
Inner- CIRCULAR

10

Layer of G.I.T that forms the visceral peritoneum

Serosa

11

This plexus controls the secretion of substances during digestion such as acid

Meissner's plexus

12

Layer of G.I.T that fights bacteria

MUCOSA

13

Organs located in the UPPER RIGHT QUADRANT

LIVER
gallbladder
Duodenum
HEAD of pancreas
adrenal glands

14

Organs located in the UPPER LEFT QUADRANT

STOMACH
SPLEEN
TAIL of pancreas
adrenal gland

15

Organs located in the LOWER RIGHT QUADRANT

Fallopian tube
ovary
cecum
APPENDIX
ureter

16

Organs located in the LOWER LEFT QUADRANT

Fallopian tube
Ovary
SIGMOID
Ureter

17

organ that mainly occupies the upper right quadrant

LIVER

18

What are the RETROPERITONEAL ORGANS?

Suprarenal glands
Abdominal aorta
Duodenum except 1st part
Pancreas
Ureters
Colon (ascending and descending)
Kidneys
Esophagus
Rectus (middle third)

19

Phase that is initiated when receptors in the head are stimulated by sight, smell, taste, and chewing.

Cephalic phase

20

Mediator of Cephalic phase

Vagus nerve

21

Phase initiated by the reflexes found in the stomach

Gastric phase

22

Mediator of Gastric phase

GASTRIN

23

Reflexes found in the somach

Distention of stomach
Acidity
Amino acids
Peptides

24

Phase initiated by stimuli in the intestinal tract.

Intestinal phase

25

Stimulus in the intestine that initiates intestinal phase

A. Distention of intestines
B. Osmolarity
C. Acidity of duodenum

26

Meidator of Intestinal phase

Secretin
CCK
GIP

27

First organ where digestion begins.

Oral cavity

28

BOLUS formation occurs where?

Oral cavity

29

What is a bolus?

Mixture of food and saliva

30

How many mL of air is swallowed during meal?

500mL