Abdomen II

Question 1

Transpyloric plane location

Answer 1

Original of mesenteric artery and portal vein
At L1

Question 2

Subcostal

Answer 2

L3
Original of inf mesenteric artery

Question 3

Intercristal plane

Answer 3

L4
Birfucation of aorta

Question 4

Intertubucular

Answer 4

l5
Beginning of ant vena cava

Question 5

Ligaments of spleen and liver

Answer 5

Gastrohepatic(lesser omentum)
Gastrosplenic
Falciform
Coronary and triangular
Lieonorenal

Question 6

Fxn of parietal folds

Answer 6

1Transmit blood vessels and nerves to visceral from posterior abdominal wall
2lubrication preventing friction of organs
3maintain position and protects contents
Greater omentum fight intra abdominal infection

Question 7

Mesocolon divided into (2)

Answer 7

Transverse and sigmoid mesocolom

Question 8

Roof of lesser sac

Answer 8

Diaphragm peritoneum

Question 9

Floor of lessser sac

Answer 9

Fusion of ant and post of greater omentum

Question 10

Ant wall of lesser sac

Answer 10

Any 2 layers of greater omentum
Caudate lobe of liver
Lesser omentum
Stomach

Question 11

Post boundaries of lesser sac

Answer 11

Post 2 layers of greater omentum
Transverse mesocolon
Transverse colon
Peritoneum behind stomach(covering stomach bed)

Question 12

Boundaries of the epiploic foramen( separates lesser and greater omentum)

Answer 12

Sup: caudate lobe of liver
Inf: duodenum (1st part)
Ant: from right bile duct
Hepatic artery
Behind them: portal vein
Post: IVC

Question 13

Two parts of lesser omentum

Answer 13

Hepatogastric ligament
Hepatoduodenal ligament

Question 14

Parts of colon with mesentry

Answer 14

Transverse colon
Sigmoid colon
Mesoappendix

Question 15

Duodenal recesses

Answer 15

Superior
Inferior
Paraduodenal fossa(relate to IMV)
Site for internal hernia and can lead to strangulation

Question 16

Cecal recesses

Answer 16

Superior ileocecal
Inferior iliocecal
Retrocecal (contain appendix)

Question 17

Subphrenic spaces

Answer 17

Anterior : right and left subphrenic recesses separated by falcoforl ligament
Posterior: right: hepatoma recess
Left: lesser sac

Question 18

Clinical importance of subphrenic space

Answer 18

Subphrenic absess
Accumulation of fluid in space
Most common on right due to raptured duodenal ulcer and appendicitis

Question 19

Recesses of lesser sac

Answer 19

Superior: peritoneum of diaphragm
Inf: joint greater omentum
Splenic recess

Question 20

Peritoneal recesses(5)

Answer 20

Omental bursa(lesser sac)
Subphrenic recess (4)
Cecal recess(3)
Duodenal fossae(3)
Paracolic gutters (4)- 2 medial and lateral one each side