Liver Test

what are the three parts of embryology

foregut, midgut, hindgut

what vein carries oxygenated blood from placenta to embryonic heart

umbilical vein

what connects the umbilical vein to IVC

ductus venosus

what size is the average liver

13-17 cm

what is the liver weight in males/females

males: 3-4 lbs; females: 2.6-3lbs

the right lobe is ____ bigger than the left

6x

what areas is the right lobe divided into

anterior and posterior

what lobe of the liver tends to be smaller in males

left

what are the segments of the left lobe of the liver

medial (quadrate) and lateral

what is the smallest lobe of the liver

caudate

where is the caudate lobe located

postero-superior surface of liver

the caudate lobe is separated from the left lobe by the left portal vein and the ________ _________

ligamentum venosum

what liver border is superior, anterior, and posterior

diaphragm

what liver borders are posterior

posterior abd wall, muscles, bones

the portal vein provides what percentage of blood to the liver

75-80%

the portal vein includes what 3 veins

SMV, IMV, Splenic

what arteries supply oxygenated blood to liver with blood from AO

hepatic

______ veins drain blood from segments of lobes of liver to IVC

hepatic

the portal venous system enters the liver at ______ _____

porta hepatis

the main portal vein branches _________ into right and left divisions after entering liver

horizontally

the right portal vein is ____ than the left portal vein

larger

the right portal vein is more _____ and _____

posterior and caudal

the left portal vein is more _____ and _____ than the right

anterior and superior

the right hepatic vein drains segments of the ____ and the left hepatic vein drains segments of the ____

RLL; LLL

what does hepatopetal mean

flows towards the liver

the vascular supply for the liver should have low velocity, continuous flow, mild undulations

true

what should the vascular supply measure

<13 mm in diameter

what is the couinaud’s anatomy used for

surgical localization

what is the fibrous capsule that encloses the liver

glisson’s capsule

what ligament suspends the liver from the diaphragm and surrounds the bare area

coronary ligament

what ligament extends from umbilicus to diaphragm

falciform ligament

what ligament connects the liver to the anterior abdominal wall

falciform ligament

what ligament divides the right and left lobe at the anterior surface

falciform ligament

what ligament conducts the umbilical vein to the liver during fetal development

ligamentum teres

what fissure divides the liver into true anatomic right and left lobs

main lobar fissure

what can be used as a guide if the gallbladder is difficult to see due to patho

main lobar fissure

what is a riedel’s lobe

inferior extension of the right lobe

what is another name for an elongated left lobe

beaver tail

what is situs inversus totalis

all major organs in thorax and abdomen are reversed

what are examples of herniations into thorax or outside abdominal cavity

diaphragmatic hernia and omphalocele