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GI SOH > Liver > Flashcards

Liver Flashcards

1
Q

Function

A

Bile secretion
Converts bilirubin to bile
Glycogen storage

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2
Q

Location

A

RUQ
Protected by ribs 7-11
Location changes with breathing

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3
Q

Liver lobes (4)

A

right lobe
left lobe
quadrate - lies next to GB, more anterior and inferior
caudate - more posterior and superior

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4
Q

Liver segments (8)

A

Named by number

Clockwise direction

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5
Q

Portal triad

A

Found in the free edge of the lesser momentum
Hepatic artery
Hepatic portal vein
Common bile duct

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6
Q

Blood supply to liver

A

Dual blood supply :-
R & L hepatic artery
HPV

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7
Q

Hepatic portal system

Venous drainage of liver

A

HPV drains blood from foregut, midgut and hindgut to the liver for cleaning
Hepatic veins drain blood from the liver to the IVC then into the RA

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8
Q

HPV

A

Splenic vein + SMV

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9
Q

Anatomical relations

A

Inferior to the right semi-diaphragm

GM - posterior and inferior

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10
Q

Structure

A

Blood passes through sinusoids towards central vein
Hepatocytes clean the blood
Central vein contains cleaned blood and drains it to hepatic veins

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11
Q

Pathology

A

Injury
Inflammatory response
Fibrosis, scarring
Cirrhosis

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12
Q

Metabolic functions

A

Carb metabolism - gluconeogenesis, glycogenolysis
Fat metabolism - lipoproteins, cholesterol, phospholipids
Protein metabolism
Hormone metabolism

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13
Q

Vitamin storage - vit A

A

Liver stores around 10 months worth

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14
Q

Vitamin storage - vit D

A

Liver stores around 3 weeks worth

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15
Q

Vitamin storage - vit B12

A

Liver stores years worth

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16
Q

Where does cholesterol synthesis occur?

A

In the liver

17
Q

Falciform ligament

A

Anterior aspect of the liver to the abdo wall

18
Q

Round ligament of the liver

A

Found at the inferior border of the falciform ligament

Embryological remnant

19
Q

Coronary ligament

A

Attachment to the diaphragm

GI SOH (71 decks)

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