Stomach

Question 1

Location

Answer 1

Epigastric,umblical, left hypochondrium

T11-L1

Question 2

CAPACITY

Answer 2

15.-2LIT

Question 3

Orifaces

Answer 3

1. Cardiac- T11/7th costal cartiledge

2. Pyloric-L1

Question 4

Curvatures

Answer 4

1.Lesser curvature- Concave, RIGHT border
dependant part-angular notch/incisura
2.Greater Curvature- Convex, LEFT border, Attatchment for greater omentum, gastrosplenic and gastrophrenic ligaments

Question 5

What part of stomach has all 3 cells

Answer 5

Body

Question 6

Anterior relations

Answer 6

Left lobe of liver
Diraphram
Transverse colon
Anterior abdominal wall

Question 7

Posterior relations

Answer 7

Lesser sac
Stomach bed:
Diaphram
left kidney
left adrenal
Splenic artery
Pancreas
Transverse colon and mesocolon

Question 8

Blood supply along lesser Curvature

Answer 8

Right gastric- Proper hepatic

Left gastric- Celiac trunk

Question 9

Blood supply along greater cruvature

Answer 9

Right gastroeploic-gastroduodenal

Left gastroepiploic- splenic

Question 10

Blood supply of fundus

Answer 10

Short gastric arteries- splenic

Question 11

Venous drainage

Answer 11

Portal> sup. mesentric > splenic veins

Question 12

SNS Nerve supply

Answer 12

T6-T10 VIA greater splanchnic, celiac and hepatic plexuses

vasomoter, pain

Question 13

PSNS Nerve supply

Answer 13

Vagi via esophageal plexus

1. Ant. gastric nerve > Left vagi > gastric + 2pyloric nerves

2, Post gastric nerve> Right vagi> gastric + celiac n.

Question 14

Lymph Nodes

Answer 14

Superior gastric
Suprapyloric
Pancreaticolineal
Inferior Gastric

> Celiac> Thoracic nodes

Question 15

Lining epithelium of stomach is

Answer 15

Simple columnar

Question 16

Gastric mucosa contain

Answer 16

Gatric pits lined by simple columnar epithelium

Question 17

Gastric epithelial cells lasts for

Answer 17

4-5 days

new arise from bottom of gastric pits

Question 18

Cardiac Glands

Answer 18

-Simple branched tubular glands
-Mucus secreting
Gland:pit = 1:1

Question 19

Gatric/ Oxyntic glands

Answer 19

-Most abundant
-simple branched tubular glands
- contains all 5 endocrine cells
Gland:pit= 3:1

Question 20

Pyloric Glands

Answer 20

Simple branched tubular
Mainly consists of enteroendocrine cells
Gland:pit=1:3

Question 21

Parietal Cells

Answer 21

Large spherical acidophilic cells having intracellular canalliculi secreting HCL and intrinsic factor

mostly in the central region of gastric glands

Question 22

Mucus neck cells

Answer 22

Irregularly shaped
basophilic
secrete acidic mucin
present mainly in upper region of gastric glands

Question 23

Cheif (zymogenic cells)

Answer 23

Present on basal half of cardiac glands
basophilic
contain apical zymogenic granules
Secrete pepsinogen

Question 24

G cells

Answer 24

Unicellular endocrine glands

secrete gastrin

Question 25

D cells

Answer 25

somatostatin and serotinin

Question 26

Gastric pain is felt in the epigastrium because

Answer 26

Same supply of T6-T9

Question 27

Peptic ulcer is common in

Answer 27

Blood group O

Question 28

Ulcer typically occurs along

Answer 28

``` lesser curvature due to less blood supply more nerve supply thinner epithelium mucosa is not moveable ```

Question 29

Gastric carcinoma is common along

Answer 29

greater curvature

Question 30

Gastric carcinoma metasisizes to

Answer 30

Supraclvaicular lymph nodes

Question 31

carcinoma is common in

Answer 31

Blood group A

Question 32

thn and long vomitting occuers due to

Answer 32

pyloric obstruction

Question 33

Hyposthenic stomach is more prone to

Answer 33

gastric ulcer

Question 34

hypersthentic stomach is prone to

Answer 34

duodenal ulcer