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Abdomen > Ch7 the liver ( anatomy) > Flashcards

Ch7 the liver ( anatomy) Flashcards

1
Q

The lobes of the liver are the ____ ____ which is the largest lobe the ____ lobe the ____ lobe and the ____ lobe which has no identifying landmarks on ultrasound

A

Right lobe
Left Lobe
caudate
quadrate

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2
Q

The ____ lobe is the largest lobe, inverted pyramid with rounded base under diaphragm. It is best imaged subcostally or transoctally

A

Right

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3
Q

The ____ lobe may extend to left of ML. on thin patients may extend almost to spleen .It has a pyramid in shape and is anterior to Aorta. It is best imaged at ML inferior to xiphoid with deep held inspiration

A

Left

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4
Q

The____ lobe is located posteriorsuperior surface of the liver. It is anterior to IVC and poster to ligamentum venosum, main portal vein inferior

A

Caudate

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5
Q

the ____ lobe is located in medial portion of left lobe its a trapezoidal in shape located between the gallbladder fossa and falciform ligament

A

Quadrate

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6
Q

The caudate lobe is separated from left lobe by ligament_____. it receives blood supply from both right and left ____ vein branches, blood is drained directly to the _____

A

venosum
portal
IVC

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7
Q

The quadrate lobe is located between middle and left_____ vein. Its bounded posterior by porta____

A

Hepatic
Hepatis

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8
Q

____ lobe is a finger like or tongue like projection of RLL extending distally and may reach as far as iliac crest

A

RIedel

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9
Q

Riedels lobe is more common in _____

A

women

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10
Q

The liver receives blood supply from 2 sources the _____ vein and the ____ artery

A

Portal V
Hepatic A

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11
Q

The portal vein supplies ______% of oxygen requierment to hepatocytes. Formed by SMV and splenic vein

A

50-60%

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12
Q

The hepatic artery originates from the ____ artery coming off the aorta part of the portal triad

A

celiac

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13
Q

the common hepatic artery gives off 2 branches. Blood flow is hepatio_____. It has ____ resistance flow

A

hepatoPETAL
low

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14
Q

The Main Portal Vein is formed by the junction of the ____ vein and the ____ just poster to the pancreas neck

A

splenic
SMV

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15
Q

The portal vein normal diameter measures no more than ____mm

A

13

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16
Q

The portal vein blood flow is hepato____. It has ____ flow with little pulsatilty and normal flow velocity of 15-18cm/second

A

hepatoPETAL
monophasic

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17
Q

The left portal vein gives off 2 branches ____ and _____ both run intra-segmental

A

Medial
lateral

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18
Q

The right portal vein gives off 2 branches ____ and ____ both run intra-segmental

A

anterior
posterior

19
Q

the portal Triad has 3 structures the ____ artery , ____vein and ____ ____

A

Hepatic A
portal v
Bile Duct

20
Q

The ____ ____ consist of portal vein and hepatic artery enter the liver and bile duct exits liver

A

Porta Hepatis

21
Q

Hepatic vein flow is hepato____ and towards the IVC

A

hepatoFUGAL

22
Q

liver parenchyma is made up of 50,000- 100,000 individual lobes, mainly composed of functional units of the liver cells known as _____

A

hepatocytes

23
Q

____ cells belong to the reticuloendothelial system and function to remove foreign substances

A

kupffer

24
Q

the liver has a hepatic _____ function and a _____ function

A

metabolic
detoxification

25
Q

the ____ ligament connects the anterior surface with anterior abdominal wall

A

Falciform

26
Q

The _____ _____ fissure is identifies by middle hepatic vein superiorly and echogenic line between gallbladder and right portal vein inferiorly

A

Main Lobar

27
Q

The ____ ligament divides the liver into right and left lobes

A

Falciform

28
Q

The ____ ligament connects posterior superior surface of the liver to the diaphragm muscle

A

coronary

29
Q

right and left triangular ligament is a continuation of the ____ ligament, connect superior liver surface with diaphragm muscle

A

Coronary

30
Q

the ____ area is the only part of the liver not covered by peritoneum. Its located on the posterior and superior portions

A

Bare

31
Q

____ capsule is a smooth fibrous capsule that covers the surface of the liver

A

Gillson’s

32
Q

Bilirubin has 2 types ____ ( indirect) found within the liver cells ______ ( direct) stored in the gallbladder

A

unconjugated
conjugated

33
Q

_____ is the breakdown product of hemoglobin, is also unimportant subtsances detoxifies in the liver

A

Bilirubin

34
Q

_____ ______ fissure divides right lobe into anterior and posterior segments; identified by right hepatic vein

A

Right intersegmental

35
Q

_____ _____ fissure divides left lobe into medial and later segments identified by left hepatic vein

A

left intersegmental

36
Q

______ _____ ( round ligament) is the obliterated umbilical vein of fetal circulation that extends from the umbilicus to the free margin of the ____ ligament

A

ligamentum teres
falciform

37
Q

the ligamentum teres separates the LLL into ____ and ____ segments

A

medial
lateral

38
Q

the ligament ___ represent the obliterated ducts ____ in fetal like that connect umbilical vein with IVC

A

venosum
venosum

39
Q

the ligament ___ is used to separate the caudate lobe from the left lobe

A

venosum

40
Q

the ____-_____ ligament (lesser omentum) is a double fold of peritoneal membrane extends from stomach lesser curvature to the posterior surface of the LLL

A

hepato-gastric

41
Q

if the liver is too small it is called ____ if its too big its called ____

A

atrophic
hepatomegaly

42
Q

liver measurements is taken at mid clavicular line. The measurement is done ____-_____. Normal measurement is ___ to ____ CM . Sometimes normal is up to ___CM for a large patient

A

cranial- caudal
13cm-15cm
17cm

43
Q

2 methods for identification of liver anatomy is ___ ___ anatomy outer surface lobes and contour. And ___ hepatic veins and portal veins as landmarks

A

traditional Lobar
Couinad’s

Abdomen (4 decks)

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