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Anatomy 205 > liver powerpoint > Flashcards

liver powerpoint Flashcards

1
Q

reverse

Largest organ in body

located in right hypochondrium, epigastrium and left hypochondrium

inferior to the diaphragm

A

Liver

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2
Q

reverse

posterior border in contact with right kidney and inferior vena cava

aorta lies posterior to the left lobe

A

Liver location

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3
Q

reverse

between liver and diaphragm

common site for abscess formation

A

Subphrenic space

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4
Q

reverse

includes morrison’s pouch, a common space for periotoneal fluid or blood to collect

A

right subphrenic space

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5
Q

reverse

inferior to the left lobe of the liver

A

pancreas location

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6
Q

reverse

lies on the visceral surface of the liver

Min loba fissure is the sonographic landmark leading to the gallbladder fossa

seen as an echogenic line that runs from the right portal vein to the gallbladder

A

Gall Bladder

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7
Q

reverse

Right

left

Caudate

A

Lobes of the liver

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8
Q

reverse

largest of 3 lobes

contains 3 fossae

Congenital variant, Riedels lobe

A

Right liver lobe

RLL

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9
Q

reverse

porta hepatis

gallbladder

inferior vena cava

A

RLL fossae

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10
Q

reverse

sometimes seen as an anterior projectoin of the liver

sometimes extending down the iliac crest

A

RLL Reidels Lobe

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11
Q

reverse

Size varies from patient to patient

men seem to have smaller lobe

found just under the xiphoid process

if larger makes great acoustic window for pancreas and aorta

A

Left Liver Love

LLL

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12
Q

reverse

small lobe

situated inferior to the ligamentum venosum

superior to the inferior vena cava

A

Caudate Lobe

CL

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13
Q

reverse

Main Lobar fissure

LIgamentum Teres

Ligamentum venosum

A

Liver Ligaments and fissures

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14
Q

reverse

boundry between right and left lobes of liver

on longitudinal scan may be seen as a hyperechoic line extending from portal vein to neck of gallbladder

A

Main lobar fissure

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15
Q

reverse

appears as bright echogenic triangle on transverse scan

separates the medial and lateral segments of the left lobe of the liver

A

ligamentum teres

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16
Q

reverse

appears as hyperechoic line separating the left lobe from the caudate lobe

A

ligamentum venosum

17
Q

reverse

Portal venous system

Main portal vein

A

Liver Vascular supply

18
Q

reverse

supplies 80% of blood flow to the liver from the digestive system

flow should be toward the liver-hepatopetal (toward the liver)

A

portal venous system

19
Q

reverse

enters the liver at the portahepatis

divides into the right and left portal veins

RPV and LPV

A

Main Portal Vein

MPV

20
Q

reverse

largest portal vein

further divides into anterior and posterior branches

A

Right Portal vein

RPV

21
Q

reverse

drain blood from the liver back inot the IVC

3 components: Right RHV, Middle MHV and Left LHV

can be distinguished from the portal veins by lackj of bright walls

A

Hepatic Veins

22
Q

reverse

Supplies blood to liver (20%)

branch of the celiac artery from the aorta

A

Hepatic Arteries

23
Q

reverse

metabolism-carbs and protein

Digestion

storage

detoxification

A

Liver functions

24
Q

reverse

AST

ALT

LDH

Alk phos

Bilibrubin

PT

Albumin

Globulins

A

Liver Function Tests

LFT

25
Q

reverse

TGC adjusted to balance near and far echos

overall gain-adjusted to adequatley penetrate the entire right lobe and a smooth homogeneous pattern

depth posterior right lobe positioned at the lower border of screen

focuses near the posterior border

transducer freq. Avg adult 2.5-5MHz, pediatric 5-7MHz

A

Liver scanning

26
Q

reverse

size in the longitudinal plane

attentuation of the parechyma

texture

presence of hepatic vascular structures, ligaments and fissures

A

Liver Scanning evaluation

27
Q

reverse

should be anechoic with wall thickness less than 3mm

no fluid between wall and liver

A

Gallbladder

28
Q

reverse

polyps

gallstones

tumors

thick walls with fluid around

sludge

all of above

A

Gall Bladder pathology

Anatomy 205 (44 decks)

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