Liver Function and Hepatitis

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Questions and Answers

What is the primary cause of hepatitis according to the text?

  • Enzyme deficiencies
  • Iron overload
  • Alcohol consumption
  • Viral infections (correct)

Which of the following is NOT listed as a potential cause of hepatitis in the text?

  • Enzyme production (correct)
  • Microvesicular fat
  • Copper overload
  • Genetic disorders

What percentage of heme is contained in RBC according to the text?

  • 55%
  • 85% (correct)
  • 75%
  • 65%

What is the primary cause of jaundice according to the text?

<p>Retention of bilirubin (D)</p> Signup and view all the answers

What daily bilirubin formation range is mentioned for a human adult in the text?

<p>250-350 mg (D)</p> Signup and view all the answers

Which protein is broken down to its constituent amino acids in the formation of bilirubin according to the text?

<p>Globin (B)</p> Signup and view all the answers

What is the main function of the liver in relation to jaundice?

<p>Synthesizing and excreting bilirubin (A)</p> Signup and view all the answers

How does jaundice affect the metabolism of bilirubin in the body?

<p>Impairs the conjugation of bilirubin in the liver (D)</p> Signup and view all the answers

Which blood vessels are responsible for supplying approximately 75% of the blood flow to the liver for its functions?

<p>Portal vein (C)</p> Signup and view all the answers

In hepatitis, liver inflammation is commonly caused by which type of infection?

<p>Viral infection (B)</p> Signup and view all the answers

What is a common symptom of hepatitis that can contribute to the development of jaundice?

<p>Anorexia (B)</p> Signup and view all the answers

How does hepatitis affect the liver's ability to detoxify harmful chemicals?

<p>Reduces the breakdown of toxins by hepatocytes (B)</p> Signup and view all the answers

What is the term used to describe bilirubin that has not yet been processed by conjugation in the liver?

<p>Indirect bilirubin (D)</p> Signup and view all the answers

Which molecule is transported in blood bound to albumin?

<p>Unconjugated bilirubin (B)</p> Signup and view all the answers

In cirrhosis, what characteristic change is observed in the serum electrophoresis of plasma proteins?

<p>Increase in beta-gamma bridging (C)</p> Signup and view all the answers

Which type of hepatitis is responsible for the majority of chronic liver disease?

<p>Hepatitis C (A)</p> Signup and view all the answers

What term describes the stage where free Unconjugated Bilirubin (UCB) in blood is normally at 1?

<p>Jaundice (A)</p> Signup and view all the answers

What is the characteristic symptom duration for Acute Hepatitis?

<p>Less than 6 months (D)</p> Signup and view all the answers

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