unit test (cellular adaptation, injury and death)
1、单选题:
A 17-year-old boy infected with hepatitis A experiences mild nausea for about 1 week and develops very mild scleral icterus. On physical examination, he has minimal right upper quadrant tenderness. Laboratory findings include a serum AST of 68U/L, ALT 75U/L, and total bilirubin 5.l mg/dL. The increase in this patient's serum enzyme levels most likely results from which of the following changes in the hepatocytes?
选项:
A: Dispersion of ribosomes
B: Autophagy by lysosomes
C: Swelling of the mitochondria
D: Clumping of nuclear chromatin
E: Defects in the cell membrane
答案: 【 Defects in the cell membrane】点我阅读全文