GI anatomy Flashcards
(221 cards)
Where do the lowermost fibres of internal oblique muscle take origin from?
lateral 2/3 of inguinal ligament
Which artery perfuses the pancreas?
Splenic artery
At what vertebral levels are preganglionic sympathetic fibres for the hindgut derived from?
T12-L2
In which quadrant is the jejunum?
LUQ
Which kidney is slightly more superior?
Left
Which is brighter on CT: fat or soft tissue?
Soft tissue
Which organ is just below the celiac trunk?
Pancreas

What is the surface marking for the fundus of the gall bladder?
Intersection of linea semilunaris with costal margin on right side
What do we call the aponeurotic envelope that contains the rectus abdominus on each side of the midline?
Rectus sheath
Where is the deep inguinal ring?
Exactly half way between ASIS (ant sup iliac spine) and the pubic tubercle and a fingers breadth above the inguinal ligament
What are the 4 muscles in the paravertebral gutter?
Psoas major. Psoas minor. Quadratus lumborum. Iliacus
What contributes to the major duodenal papilla?
Bile duct and pancreatic duct

Is the pancreas intraperitoneal or retroperitoneal?
Retroperitoneal
Where do the unpaired intraperitoneal structures have venous drainage to?
Portal venous system
How is the transpyloric plane identified on surface anatomy?
The intersection of the lines semilunaris with costal margin
What does the proper hepatic artery divide into?
The right and left hepatic arteries

Where do the lower most fibres of the transverse abdominus originate?
Lateral 1/2 of ingiunal ligament
What is the ligamentum teres a remnant of?
Umbilical vein
Which aspect of the rectus sheath is present all the way from superior to inferior?
Anterior
What defines the limits of the fundus of the stomach?
Cardiac notch (incisure) and angular notch
Is the horizontal part of the duodenum intraperitoneal or retroperitoneal?
Retroperitoneal
Which part of the duodenum is intraperitoneal?
The first inch of the duodenal cap
Is the cecum intra- or retro-peritoneal?
Intraperitoneal
What does the aorta bifurcate into?
Common iliac arteries









