Liver

Question 1

Liver Functions

Answer 1

Bilirubin, Bile acid, Carb, lipid, and xenobiotic metabolism protein synthesis, immune function

Question 2

Portals of Hepatic injury

Answer 2

Hematogenous, biliary/pancreatic retrograde, trauma

Question 3

Causes of Hepatic Atrophy

Answer 3

Inc. catabolism, dec. blood/bile flow, pressure

Question 4

Requisites for Hepatic Regeneration

Answer 4

intact framework, blood supply patent bile ducts

Question 5

Liver Cirrhosis

Answer 5

nodular proliferation, fibrosis, and impaired blood and bile flow

Question 6

Incidental Lesions: Tension Lipidosis

Answer 6

focal areas of pallor, adjacent mesenteric attachment

Question 7

Hepatic Zonal Necrosis

Answer 7

defined areas within hepatic lobule/acini

Question 8

Hepatic Zones

Answer 8

Centrilobular, Midzonal, Periportal, Bridging

Question 9

Massive Hepatic Necrosis

Answer 9

involves the entire lobule or contiguous lobule

Question 10

Congenital Biliary Cysts

Answer 10

abnormal bile ductule development, thin walled cysts

Question 11

Congenital Polycystic Liver Dz

Answer 11

multiple cysts => poss. failure

Question 12

Acute Liver Congestion

Answer 12

Slight enlargement, prominent reticular pattern

Question 13

Chronic Hepatic Congestion

Answer 13

Nutmeg appearance, zonal congestion => reticulated pattern

Question 14

Hepatic Vein Thrombosis

Answer 14

Hepatomegaly, ascites, abdominal pain

Question 15

Portosystemic Shunts

Answer 15

portal venous system bypasses the liver => hepatic encephalopathy and ascites, small hepatocytes

Question 16

Telangiectasis

Answer 16

focal areas of dilated siusoids

Question 17

Hepatic Glycogen Accumulation: Causes

Answer 17

Diabetes Mellitus, Hyperadrenocorticism, dz