Peritoneum

Question 1

Peritoneum

Answer 1

Serous membrane = lining of abdominal cavity
Closed in males
Open in females
Visceral and parietal layers with cavity in between

Question 2

Parietal peritoneum

Answer 2

Lines internal surface of abdominal walls
Sensitive to pain

Question 3

Visceral peritoneum

Answer 3

Lines walls of organs
Insensitive to pain

Question 4

Peritoneal cavity

Answer 4

Contains serous fluid

Question 5

Intraperitoneal organs

Answer 5

Have complete visceral covering
Including liver, stomach, spleen

Question 6

1ary retroperitoneal/extraperitoneal organs

Answer 6

Develop and remain behind peritoneum

Question 7

2ary retroperitoneal organs

Answer 7

Develop within peritoneum but move out and only covered anteriorly

Question 8

Lesser omentum

Answer 8

Fold
Hepatogastric and hepatoduodenal ligaments
Liver to stomach, liver to duodenum

Question 9

Hepatoduodenal ligament

Answer 9

Contains portal triad - portal vein, hepatic artery proper, common bile duct

Question 10

Greater omentum

Answer 10

Fold
Gastrophrenic, gastrosplenic, gastrocolic ligaments
Can migrate to inflamed areas and localize inflammation

Question 11

Liver

Answer 11

Split by falciform ligament, connects to abdominal wall

Question 12

Mesentery

Answer 12

Continuation of visceral and parietal peritoneum
Attaches intenstines to posterior abdominal wall

Question 13

Mesentery proper

Answer 13

Jejenum and ileum

Question 14

Transverse mesocolon

Answer 14

Transverse colon

Question 15

Sigmoid mesocolon

Answer 15

Sigmoid colon

Question 16

Mesoappendix

Answer 16

Appendix

Question 17

Splenorenal ligament

Answer 17

Connects spleen and kidney
Contains splenic artery and vein

Question 18

Ligamentum teres hepatitis

Answer 18

Floor of falciform ligament
Obliterated left umbilical vein

Question 19

Coronary ligament

Answer 19

Connects liver and diaphragm

Question 20

Gastrosplenic ligament

Answer 20

Contains short gastric and left gastroepiploic a & v

Question 21

Peritoneal fold

Answer 21

Contains umbilical folds = median, medial and lateral folds

Question 22

Duodenojejunal fold

Answer 22

Duodenum and jejenum

Question 23

Ileocecal fold

Answer 23

Ilium and cecum

Question 24

Endoderm

Answer 24

Develops into primitive gut - foregut, midgut and hindgut

Question 25

Development of peritoneal cavity

Answer 25

Organs will protrude into the peritoneal sac Blood supply from dorsal aorta Organs will protrude into peritoneal sac

Question 26

Primordial gut

Answer 26

Suspended by dorsal mesentery to posterior abdominal wall

Question 27

Mesogastrium

Answer 27

Becomes greater omentum

Question 28

Greater sac

Answer 28

Larger part of peritoneal cavity

Question 29

Lesser sac

Answer 29

AKA omental bursa Only behind stomach with inferior & superior recess Tumors can spread to structures in stomach bed

Question 30

Mental bursa fluid accumulation

Answer 30

Can be caused by perforation of stomach, inflamed pancreas

Question 31

Omental foramen

Answer 31

AKA epiploic foramen Greater and lesser sacs communicate Hepatoduodenal ligament, IVC, liver and duodenum

Question 32

Suphepatic recess

Answer 32

AKA Morison's pouch, space btwn liver and right kidney Fluid can collect white laying

Question 33

Cholecystectomy

Answer 33

Pinch hepatoduodenal ligament

Question 34

Peritoneal recesses

Answer 34

Small intestine can herniate into these areas

Question 35

Intersigmoid recess

Answer 35

Left ureter lies here

Question 36

Paraduodenal recess

Answer 36

IMV and left colic artery

Question 37

Pouch of Douglas

Answer 37

Space between rectum and uterus, rectouterine pouch

Question 38

Rectovesical pouch

Answer 38

Space between rectum and bladder

Question 39

Cuidocentesis

Answer 39

Fluid removed at Pouch of Douglas

Question 40

Peritonitis

Answer 40

Localized or generalized inflammation, can be due to perforation

Question 41

Ascites

Answer 41

Excess fluid in peritoneal cavity Remove fluid with paracentesis

Question 42

Intraperitoneal resuscitation

Answer 42

Infuse drugs or fluid

Question 43

Peritoneal dialysis

Answer 43

Cheaper, short term option for dialysis

Question 44

Peritoneal adhesions

Answer 44

Image causes fibrin deposits and scar tissue

Question 45

Paracentesis

Answer 45

Remove fluid

Question 46

Volvulus

Answer 46

Mesentery of ascending colon doesn't fuse with post and wall - twisting, abnormal movements of gut

Question 47

Paracolic gutter

Answer 47

Space between the colon (ascending and descending) and the abdominal wall

Question 48

Urachus

Answer 48

Embryonic remnant fetal structure, attaches apex of bladder to umbilicus, drain urine from bladder thru umbilicus Usually closes before birth, but if it remains, possible that urine may be leaking out of umbilicus

Question 49

Falciform ligament

Answer 49

Splits liver, attaches it to ant ab wall Derivative of ventral mesentery

Question 50

Coronary ligament

Answer 50

Attaches liver to diaphragm

Question 51

Gastrocolic ligament

Answer 51

Connects spleen to post ab wall and provides access to lesser sac