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Normal Anatomy > Lesson 7 > Flashcards

Lesson 7 Flashcards

1
Q

What are the lobes of the liver? (4)

A
  1. Left lobe
  2. Right lobe
  3. Caudate lobe
  4. Quadrate lobe
    - part of the left lobe
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2
Q

What are good landmarks for dividing the liver into left and right (surgically)? (2)

A
  1. IVC

2. Gallbladder

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3
Q

What is the hepatic anatomy used for?

A

A more specific localization

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4
Q

What divides the liver into left and right lobes (anatomically)?

A

The main lobar fissure

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5
Q

What are 4 landmarks you can see internally in the liver?

A
  1. Hepatic veins
  2. Portal veins
  3. Ligaments
  4. Fissures
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6
Q

Why is the right lobe divided into anterior and posterior sections?

A

The curve of the right lobe is larger than the left, so we need to break it up into smaller segments

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7
Q

What are superior landmarks for the liver?

A

Hepatic veins

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8
Q

What divides the liver into superior and inferior segments?

A

Portal vein

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9
Q

What are inferior landmarks for the liver?

A

Organs

- eg. gallbladder

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10
Q

What are couinauds segments based on?

A

Portal segments

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11
Q

What does each segment in the liver have? (3)

A
  1. Blood supply
  2. Lymphatics
  3. Biliary drainage
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12
Q

How many segments are in couinauds segments?

A

8

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13
Q

What segment is left lateral superior?

A

2

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14
Q

What segment is left lateral inferior?

A

3

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15
Q

What segment is left medial superior?

A

4a

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16
Q

What segment is left medial inferior?

A

4b

17
Q

What segment is right anterior superior?

A

8

18
Q

What segment is right anterior inferior?

A

5

19
Q

What segment is right posterior superior?

A

7

20
Q

What segment is right posterior inferior?

A

6

21
Q

What segment is the caudate lobe?

A

1

22
Q

What does the left hepatic vein separate?

A

The lateral and medial portion of the left lobe

23
Q

What does the ascending branch of the left portal vein separate?

A

The lateral and medial portion of the left lobe

24
Q

What does the fissure for ligamentum teres separate?

A

The lateral and medial portion of the left lobe

25
Q

What does the right hepatic vein separate?

A

The anterior and posterior portions of the right lobe

26
Q

What does the gallbladder separate?

A

The left and right lobes

Normal Anatomy (47 decks)

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