Gastrointestinal Tract II Flashcards
Which mesentary is names ‘the mesentary’?
That which connects the jejunum and ileum to the abdominal wall
Is the liver intra- or retroperitoneal?
Intraperitoneal
Which is the largest solid viscus?
The liver
In which quadrant is the liver located?
Mainly in the upper right quadrant
Main functions of th eliver
1)
2)
3)
1) Bile production
2) Filter blood
3) Metabolisms
Surfaces of the liver
Diaphragmatic surface
Visceral surface
Qualities of the hepatic diaphragmatic surface
Smooth
Superior and anterior
Qualities of the hepatic visceral surface
Concave
Inferior and posterior
Number of hepatic lobes
Two
What divides the hepatic lobes?
The falciform ligament
Qualities of the inferior border of the liver
Sharp surface
Structures on the visceral side of the liver
1) Groove in which inferior vena cava and gallbladder sit
2) Hilum (or portal hepatis)
Structures making up portal hepatis
1) Hepatic duct
2) Hepatic artery
3) Portal vein
Constituents of the hepatic triad
1) Hepatic duct
2) Hepatic artery
3) Portal vein
Point of entry of hepatic traid
Portal hepatis (Hilum)
Role of hepatic duct
Drains bile from the liver
Role of portal vein
Brings venous blood form the GIT and abdomen into the liver for metabolism
Structures dividing the anatomical lobes of the liver
1) Falciform ligament
2) Venosum ligament
Names of hepatic accessory lobes
1) Caudate lobe
2) Quadrate lobe
Anatomical lobe containing accessory hepatic lobes
Right anatomical lobe
Hepatic sagittal fissures
Left = Ligament venosum Right = Gallbladder and IVC groove