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Sectional Anatomy > Liver > Flashcards

Liver Flashcards

1
Q

What is the liver responsible for?

A

Metabolism, storage, detoxification and blood volume

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2
Q

What is Glissons capsule?

A

Fibrous capsule that encloses the liver

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3
Q

Liver is positioned __________ to the diaphragm.

A

Inferior

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4
Q

What are the 4 lobes of the liver?

A

Right lobe, left lobe, caudate lobe, quadrate lobe

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5
Q

Which liver lobe is the largest?

A

Right lobe

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6
Q

What ligaments are found in the left liver lobe?

A

Falciform ligament and ligamentum teres

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7
Q

What is the smallest lobe of the liver?

A

Caudate lobe

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8
Q

Where is the caudate lobe located?

A

Posterior superior surface of the liver

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9
Q

What separates the caudate lobe from the left liver lobe?

A

Ligamentum venosum

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10
Q

What view is the caudate lobe best seen in?

A

Sagital view of left liver lobe

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11
Q

What is another name for the quadrate lobe?

A

Medial left lobe

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12
Q

What can you see in the porta hepatis? Name the vessels.

A

Portal triad: main portal vein, common bile duct and the hepatic artery

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13
Q

What is the porta hepatis?

A

The location where vasculature and hepatic ducts enter/exit

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14
Q

What is the bare area?

A

A small portion of the liver that is not covered by Glissons capsule

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15
Q

What portion of the liver is in direct contact with diaphragm?

A

Bare area

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16
Q

The caudate lobe is separated from the left hepatic lobe by what?

A

Left hepatic vein and ligamentum venosum

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17
Q

What lobe is located anterior to the stomach, body of the pancreas, splenic vein, and splenic artery?

A

Left liver lobe

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18
Q

What helps separate and drain the anterior and posterior segments of the right lobe?

A

Right hepatic vein

19
Q

What separates and drains the right and medial left liver lobes?

A

Middle hepatic veins

20
Q

Based on Couinauds liver segmentation, segment 1 shows what liver portion?

A

Caudate liver

21
Q

What is used to identify the caudate liver?

A

Posterior IVC and anterior the left portal vein

22
Q

Some categorizations do not consider this a lobe, which lobe are they referring to?

A

Quadrate lobe

23
Q

Left liver lobe frequently lies anterior to which organ?

A

Body of the pancreas

24
Q

What supplies the liver with blood?

A

Common hepatic artery

25
Q

What is another name for the round ligament?

A

Ligamentum Teres

26
Q

What is Reidel’s lobe?

A

a tongue-like extension of the right lobe

27
Q

What are normal variants of the liver?

A

Reidel’s lobe, Distal papillary process of the caudate lobe, and elongated left lobe.

28
Q

When scanning the left liver you should have the patient take a _______________ and hold it.

A

Deep Breath

29
Q

Which Couinaud segment is closest to the kidneys?

A

Segment V

30
Q

Which ligament can open back up to allow for blood flow in the case of portal hypertension?

A

Ligamentum Teres

31
Q

Which labs are considered part of the LFT’s?

A

AST, ALT, ALP, and GGTP

32
Q

Which veins course intersegmentally?

A

The hepatic veins (ones coming from superior)

33
Q

Which veins course intrasegmentally?

A

The Portal Veins (ones coming from inferior)

34
Q

AST elevated alone without elevated ALT indicates?

A

non hepatic disorder

35
Q

Where is the main lobar fissure located?

A

Middle portion of the liver

36
Q

What does the main lobar fissure do?

A

Divides the liver into right and left lobes

37
Q

What is another name for the main lobar fissure?

A

Middle intersegmental fissure

38
Q

What does the middle intersegmental fissure appear as sonographically?

A

As an echogenic linear structure adjacent to gallbladder

39
Q

When gallbladder is surgically absent what landmark should you look for?

A

Main lobar fissure

40
Q

What ligament attaches the anterior surface of the liver to the abdominal wall?

A

Falciform ligament

41
Q

What ligament forms the Falciform ligament?

A

Coronary ligament

42
Q

What ligament is a remnant of the umbilical vein?

A

Ligamentum teres

43
Q

What ligament separates medial and lateral left lobe of the liver?

A

Ligamentum teres

44
Q

What is the hepatoduodenal ligament?

A

Folds of peritoneum that surround the portal triad

Sectional Anatomy (6 decks)

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