Chapter 18 - Liver and Gallbladder Flashcards
Hepatocyte oxygenation is highest in what liver region?
A. Zone 1
B. Zone 2
C. Zone 3
D. Zone 4
A. Zone 1
Zone 3 = lowest
AST, ALT, and LDH are enzymes used to measure what?
A. Hepatocyte integrity
B. Biliary excretion function
C. Hepatocyte synthetic function
D. All of the options
A. Hepatocyte integrity
Which of the following cell types is involved in scar deposition in the liver?
A. Hepatic stellate cells
B. Kupffer cells
C. Disse cells
D. Pan-acinar cells
A. Hepatic stellate cells
Which of the following is the most severe form of liver disease?
A. Liver failure
B. Liver cirrhosis
C. Steatohepatitis
D. Viral hepatitis
A. Liver failure
How much functional capacity must be lost before hepatic failure occurs?
A. 20 to 30%
B. 40 to 50%
C. 60 to 70%
D. 80 to 90%
D. 80 to 90%
Which of the following manifestations of acute liver failure occurs as disturbances of conscious ness, ranging from behavioral abnormalities to marked confusion to coma and death?
A. Cholestasis B. Hepatic encephalopathy C. Asterixis D. Coagulopathy E. Hepatorenal syndrome
B. Hepatic encephalopathy
All of the following are leading causes of chronic liver failure worldwide EXCEPT:
A. Hepatitis A
B. Hepatitis B
C. Hepatitis C
D. Alcoholic liver disease
A. Hepatitis A
Cirrhosis of any cause belongs to which of the following?
A. Prehepatic
B. Intrahepatic
C. Post-hepatic
D. All of the options
B. Intrahepatic
All of the following are TRUE about Ascites as major consequence of portal hypertension EXCEPT:
A. Accumulation of fluid in the peritoneal cavity
B. 85% of cases is caused by cirrhosis
C. Less than 3g/dL of albumin
D. Clinically detectable when at least 500mL have accumulated
E. None of the options
E. None of the options
All of the following are portosystemic shunts EXCEPT:
A. Veins around rectum B. Esophagogastric junction C. Retroperitoneum D. Falciform ligament E. Colorectal junction
E. Colorectal junction
All of the following are TRUE about Hepatitis A EXCEPT:
A. Incubation period is 2 to 6 weeks
B. Spread by ingestion of contaminated water and foods
C. Diagnosis is based on serum IgM antibodies
D. Progresses to chronic liver disease
E. None of the options
D. Progresses to chronic liver disease
All of the following are TRUE about Hepatitis B EXCEPT:
A. Incubation period is 4 to 26 weeks
B. May be acquired through unprotected sexual contact
C. Diagnosis is based on HBsAg antibodies
D. The only partially dsDNA among all viral hepatitis
E. None of the options
E. None of the options
Which of the following is the most common cause of chronic viral hepatitis?
A. Hepa A B. Hepa B C. Hepa C D. Hepa D E. Hepa E
C. Hepa C
Which of the following is dependent for its life cycle on HBV?
A. Hepa A B. Hepa B C. Hepa C D. Hepa D E. Hepa E
D. Hepa D
Which of the following is the most reliable indicator of recent HDV exposure?
A. IgM anti-HDV antibody
B. Serum IgM and IgG antibodies
C. Serum IgM antibodies
D. HBcAg antibodies
A. IgM anti-HDV antibody