Anatomy Of Stomach

Question 1

Anatomical Position

Lies within superior aspect of the abdomen between

Answer 1

esophagus and duodenum

Question 2

Stomach spans the region between the

Answer 2

cardiac and pyloric

orifices of GIT

Question 3

Empty stomach is most commonly —-shaped

Answer 3

J-

Question 4

Stomach with moderate gastric contents occupies

Answer 4

epigastric,
left hypochondriac and
umbilical regions.

Question 5

the exact size, shape and position of the stomach

can vary from person to person and with

Answer 5

position and

respiration

Question 6

Numerous factors influence both the form and the position

of the stomach, including the

Answer 6

• Posture and build of the individual
• Extent to which the stomach is filled
• Position of the surrounding viscera
• Tone of the abdominal wall and
• Gastric musculature

Question 7

Stomach types

Answer 7

1. Sthenic (Normal)
2. Hypersthenic (hypertonic) oblique
3. Hyposthenic (hypotonic)vertical
4. asthenic/atonic

Question 8

Hypersthenic (hypertonic) seen in

Answer 8

obese persons

Question 9

Hypersthenic (hypertonic)

Prone to

Answer 9

duodenal ulcers

Question 10

Hyposthenic (hypotonic) prone to

Answer 10

gastric ulcers

Question 11

Parts of the Stomach

Answer 11

Cardia
Fundus
Body
Pylorus

Question 12

Cardia
• Surrounds——- of the stomach at——
level.

Answer 12

superior cardiac/esophageal orifice

T11

Question 13

more fixed part of the stomach

Answer 13

Cardiac part

Question 14

Fundus Is dome-shaped and projects superior and to the left of oesophageal
opening and cardia

Question 15

Fundus lies in contact with

Answer 15

Left dome of diaphragm

Question 16

Fundus lie above a horizontal line from

?to?

Answer 16

the cardiac notch to the greater curvature

Question 17

Fundus often filled with

Answer 17

Gas (looked dark on X-ray )

Question 18

Apex of fundus is approximately level with ?

Answer 18

Left 6th rib anteriorly (but varies )

Question 19

Large central portion inf to the fundus

Answer 19

Body

Question 20

Body extend from —- to —-

Answer 20

Fundus to angular incisure (incusure angularis)

Question 21

angular incisure (incusure angularis)

Answer 21

Constant external notch at the lower end of lesser curvature

Question 22

Describe the line drawn to define the lower end of body

Answer 22

Line from angular incisure to an inconstant indentation on greater curvature

Question 23

Pylorus connect

Answer 23

Stomach to duedenum

Question 24

Pylorus divided into

Answer 24

pyloric antrum,
pyloric canal and
Pyloric sphincter, orifice

Question 25

Cardiac orifice | Is placed

Answer 25

40cm from incisor teeth

Question 26

Cardiac orifice | Is marked on the body at

Answer 26

``` Left 6th (supine) / 7th (erect) costal cartilage ```

Question 27

Cardiac orifice about 2.5-cmawayfromthe medianplaneat—- level.

Answer 27

T11

Question 28

Pyloricorifice: | Is defined by

Answer 28

Thick pyloric sphincter

Question 29

Thick pyloric sphincter in cadaver

Answer 29

Green colored bile stain

Question 30

Diff btw cardiac orifice and pyloric

Answer 30

Pyloric orifice; more superficial, more mobile

Question 31

Pyloric orifice located at level

Answer 31

Transpyloric plane ( L1 posteriorly , tip of 9th costal cartilage ant )

Question 32

Lesse r curvature (Fixed/mobile) Forms shorter, concave,——- borderof stomach between————

Answer 32

More fixed medial cardiac and pyloric orifices

Question 33

At the inferior part of lesser curvature is ———ndicates the junction of body and pyloric region.

Answer 33

angular notch | (incisura angularis (IA), i

Question 34

Lesse r curvature | Arteries

Answer 34

Rightandleft gastricarteries

Question 35

Arterial anastomosis is minimum along the lesser | curvature, hence occlusion of these arteries cause

Answer 35

ischemia & ulceration

Question 36

Lesse r curvature | Contains the triad

Answer 36

Portal vein Bile duct Hepatic artery proper

Question 37

Greater curvature More Forms long, convex,—— border of stomach.

Answer 37

Movable lateral

Question 38

Greater curvature مافهمتStarts from cardiac notch lateral border of

Answer 38

abdominal esophagus and | the fundus)

Question 39

Greater curvature Arches backward and passes inferiorly to the left.

Answer 39

T

Question 40

Greater curvature Curves to the right as it continues

Answer 40

medially to reach thepyloric antrum

Question 41

Greater curvature arteries

Answer 41

Short gastric aa and Right and left gastroepiploic/omental aa

Question 42

Greater curvature Gives attachment to

Answer 42

gastrophrenic ligament, gastrosplenicligament and anterior 2 layers of greater omentum

Question 43

-Common hepatic | gives three branches:

Answer 43

1-right gastric 2-gastroduodenal 3-left gastric epiphanic

Question 44

Stomach superior

Answer 44

Esophagus and left dome of diaphra

Question 45

Stomach Anterior

Answer 45

``` Diaphragm, greater omentum, anterior abdominal wall, left lobe of liver, gall bladder ```

Question 46

Posterior | (Stomach Bed)

Answer 46

``` Lesser sac (omental bursa), pancreas, left kidney, left adrenal gland, spleen, splenic artery, transverse colon, transverse mesocolon and Left crus of the diaphragm ```

Question 47

Posterior | (Stomach Bed) structures canbeaffected by ——-of the stomach, especially——-

Answer 47

Post perforation splenic artery

Question 48

Stomach inf and laterally

Answer 48

Transverse mesocolon

Question 49

When the stomach is empty and contracted, Anterior and posterior surfaces tend to face superiorly and inferiorly, But as the stomach distends, they face progressively more anteriorly and posteriorly

Question 50

Peptic ulcer causes

Answer 50

- Pancreaticpseudo-cystsand abscesses | - pancreatitis

Question 51

Pancreaticpseudo-cystsand abscesses inthe lessersacmaypushthe stomach anteriorly (visible in lateral radiographs or CTs).

Question 52

Gastric Triangle

Answer 52

Anterior surfaceof thestomach whereitis in | direct contact with the anterior abdominal wall

Question 53

Gastric Triangle | Boundaries

Answer 54

Fundus

Answer 55

Fundus