Explain the mechanism by which alcohol contributes to liver cirrhosis.

Explain the mechanism by which alcohol contributes to liver cirrhosis.

• A. Chronic heavy drinking causes fatty changes and inflammation, leading to fibrotic scar tissue formation; acetaldehyde toxicity and oxidative stress promote this progression to cirrhosis.
• B. Cirrhosis is caused by viral infection, unrelated to alcohol.
• C. Alcohol reduces liver fat and protects against cirrhosis.
• D. Cirrhosis occurs only in people who drink for a short time but in large amounts.

Answer: (A)