Worksheet 3 - Stomach, midgut and vessels Flashcards
where is the cardia?
superior part of stomach - lower than the fundus
what ligament joins the stomach and the liver?
hepato-gastric ligament
which is an anatomical sphincter is the stomach?
pyloric sphincter
what vertebral + plane does the pylorus lie?
L1 - transpyloric plane
which nerve is anterior to the stomach?
left vagus nerve
which nerve is posterior to the stomach?
right vagus nerve
which area of the gut does the coelic trunk supply?
Foregut
what 6 organs make up the foregut?
stomach spleen liver pancreas superior duodenum oesophagus
3 branches of coelic artery
common hepatic
left gastric
splenic
branches of common hepatic
R+L hepatic
cystic
right gastric
gastroduodenal
branches of gastroduodenal
supraduodenal
superior pancreaticoduodenal
right gastro-omental/epiploic
branches of left gastric
oesphogeal
in relation to the stomach, where does the splenic artery lie?
posterior to stomach
where does the left gastro-omental artery branch form?
spleen
level of coelic trunk
T12
what forms the hub of autonomic nerve supply to the abdominal viscera?
coeliac plexus
where is the coelic plexus?
either side of coelic trunk
which artery runs across the lesser curvature of the stomach?
left gastric
what artery runs across the upper border of the pancreas
splenic artery
which region of the gut does the SMA supple?
midgut
what organs make up midgut
pancreas
small intestine
ascending + transverse colon
where is the origin of the midgut
duodeno-jejunal junction
which junction lies in the right iliac fossa? what is this?
ilio-cecal junction (ilium to cecum)
which has a thicker wall, larger lumen + longer vasa recta? jejunum or ilium?
jejunum
describe the arcades of jejunum
few large loops
describe the arcades of ilem
many small loops
describe plicae circularis of jejunum
large, tall, closely packed
are they plicae circuluris in the ileum?
no
what are peyers patches
lymph nodes inside intestinal wall
describe peyers patches in the ileum
many
describe peyers patches in jejunum
few
vertebral level of SMA
L1
1st branch of the SMA
inferior pancreatico-duodenal artery
branches of SMA on the RHS
IMRI
inf pancreatico-duodenal
middle colic
right colic
ileocolic
branches of SMA on the LHS
jejunal + ileal
where does the appendicular artery branch from ?
ilio-colic
name of longitudinal muscle in colon
taeniae coli
fat-filled tags in colon
appendices epiploicae
which part of the colon are the appendices epiploicae not present
caecum, sigmoid
what is a vermiform appendix?
blind ended tube connected to cecum
what is the mesoappendix?
mesentery of appendix
what structures run within the mesoappendix?
appendicular artery + vein
where do the 3 taenie coli merge?
at the root of the appendix
where does the acending colon run to and form?
right iliac fossa to hepatic flexure
where does the descending colon run to and form?
splenic flexure to pelvic brim
where are diverticula most common?
sigmoid colon
where does McBurney’s point run to and from
umbilical region to ASIS
most common location of appendix
retrocaecal
less common location of appendix
pelvic brim
what is posterior to the lesser sac -2
pancreas
splenic artery
why is the L gastro-omental artery not seen very well in situ?
posterior to diaphragm
name of pouches in colon
haustra
function of taniae coli
pushes food along the colon
