peritoneum

Question 1

what is the peritoneum

Answer 1

The peritoneum is the serous membrane forming the lining of the abdominal cavity

Question 2

what are the 2 layers of the peritoneum

Answer 2

• outer layer = parietal peritoneum and is attached to the abdominal wall
• inner layer = visceral peritoneum and is wrapped around the internal organs that are located on the inside of the intraperitoneal cavity

Question 3

what is the mesentery

Answer 3

The membrane that attaches the intestines to the wall of the abdomen and maintains their position in the abdominal cavity to supply them with blood vessels, nerves, and lymphatics.

Question 4

what is the greater omentum

Answer 4

a large fold of visceral peritoneum that hangs down from the stomach

Question 5

what are the two main regions of the peritoneum

Answer 5

greater sac and the lesser sac

Question 6

what connects the 2 regions of the peritoneum

Answer 6

epiploic foramen - is a passage between the greater sac (peritoneal cavity proper) and the lesser sac (omental bursa), allowing communication between these two spaces.

Question 7

what is the lesser sac divided into

Answer 7

the gastrohepatic omenta and the gastrocolic omenta

Question 8

what is the gastrohepatic momentum attached to

Answer 8

the lesser curvature of the stomach and the liver

Question 9

what is the gastrocolic momentum attached to

Answer 9

hangs from the greater curvature of the stomach and loops down infant of the intestines before coming up to attach to the transverse colon

Question 10

what are the intraperiotneal structures (SALTD SPRSS)

Answer 10

Stomach 
Appendix 
Liver
Transverse colon 
Duodenum 

Small intestine 
Pancreas (tail) 
Rectum (upper 3rd) 
Spleen 
Sigmoid colon

Question 11

what are retroperitoneal structures (SAD PUCKER)

Answer 11

S suprarenal glands
A orta
D uodenum (except the proximal 2ch, the duodenal cap)

P pancreas 
U reters 
C olon 
K kidneys 
E oesophagus 
R ectum

Question 12

what are omentum

Answer 12

omenta are sheets of visceral peritoneum that extend from the stomach and proximal part of the duodenum to other abdominal organs

Question 13

what are peritoneal ligaments

Answer 13

double fold of peritoneum that connects the viscera together or connects viscera to the abdominal wall

Question 14

what are the foregut organs

Answer 14

oesophagus, stomach, pancreas, liver, gallbladder and the duodenum (proximal to the entrance of the common bile duct).

Question 15

what are the midgut organs

Answer 15

duodenum (distal to the entrance of the common bile duct) to the junction of the proximal two thirds of the transverse colon with the distal third.

Question 16

what are the handout organs

Answer 16

distal one third of the transverse colon to the upper part of the anal canal.

Question 17

what may show as back pain

Answer 17

pain in the retroperitoneal organs eg kidney and pancreas

Question 18

what may show as shoulder tip pain

Answer 18

irritation of the diaphragm eg as result of liver, gallbladder or duodenum inflammation