Ab Cavity 3

Question 1

greater peritoneal sac

Answer 1

potential space

around stomach and spleen

Question 2

lesser peritoneal sac

Answer 2

space behind stomach
between posterior body wall and stomach
provides mobility for the stomach

Question 3

greater omentum made of 3 parts

Answer 3

• gastrocolic lig: connects stomach to transverse colon
• gastrolineal lig: connects spleen to greater curvature
• gastrophrenic lig: connects stomach to diaphragm

Question 4

lesser omentum made of 2 parts

Answer 4

• hepatoduodenal lig: connects liver to duodenum

- hepatogastric lig: connects liver to stomach

Question 5

dorsal mesointestine

Answer 5

supports ileum and jejunum

Question 6

dorsal mesocolon

Answer 6

supports cecum

Question 7

mesoappendix

Answer 7

supports appendix

Question 8

transverse mesocolon divides abdominal cavity into

Answer 8

• supracolic compartment

- infracolic compartment

Question 9

supracolic compartment

Answer 9

stomach, liver, spleen

Question 10

infracolic compartment

Answer 10

small intestine, ascending colon, descending colon

Question 11

sigmoid mesocolon

Answer 11

supports sigmoid colon

Question 12

lienorenal ligament

Answer 12

passes from left kidney to spleen

Question 13

gastrolienal ligament

Answer 13

passes from stomach to spleen

Question 14

coronary ligament of liver

Answer 14

peritoneal reflections around bare area of liver

Question 15

heatorenal ligament of liver

Answer 15

coronary ligament running between peritoneum above right kidney and liver

Question 16

falciform ligament of liver

Answer 16

remnant of ventral mesentery connecting liver to anterior body wall

Question 17

part of falciform ligament is the ligamentum teres

Answer 17

aka round ligament

remnant of fetal umbilical vein

Question 18

layers of digestive tract

Answer 18

serosa
muscularis externa
submucosa
mucosa

Question 19

muscularis externa layers

Answer 19

inner circular layer

outer longitudinal layer

Question 20

mucosa layers

Answer 20

muscularis mucosa
lamina propria
epithelium

Question 21

jejunum characteristics

Answer 21

deep red color, 2-4cm, wall is thick and heavy, great vascularity, long vasa recta, few large loops of arcades, less fat in mesesntery, large and numerous plicae circulares

Question 22

ileum characteristics

Answer 22

pink color, 2-3cm, wall thin and light, less vascularity, short vasa recta, many short loops of arcades, more fat in mesentery, low and sparse plicae circulares

Question 23

porta hepatis of liver

Answer 23

transverse fissure where major vessels pass through

Question 24

portal vein

Answer 24

carries O2 poor, nutrient rich blood from the gut

Question 25

central vein

Answer 25

blood from portal vein drains into central vein

Question 26

hepatic vein

Answer 26

after central vein the blood goes back towards the heart via this vein

Question 27

hepatic artery

Answer 27

sends oxygenated blood to liver cells

Question 28

gallbladder nerves

Answer 28

• innervated by celiac plexus

- afferents from phrenic nerve

Question 29

gallbladder blood supply

Answer 29

cystic artery

right hepatic artery

Question 30

pancreas innervation

Answer 30

celiac plexus

superior mesenteric plexus

Question 31

spleen innervation

Answer 31

celiac plexus

Question 32

spleen blood supply

Answer 32

splenic artery

splenic vein