Concerning ischemic cellular injury, the following is/are true:
A. Prolonged hypoxic metabolism is inefficient but not harmful to cells
B. Microvascular endothelium is a significant source of xanthine oxidase
C. The “no-reflow” phenomenon is due to arteriolar spasm
D. Endothelial cells lack the defense system for oxidative damage
Answer:B
Concerning ischemic cellular injury, the following is/are true:
A. Prolonged hypoxic metabolism is inefficient but not harmful to cells B. Microvascular endothelium is a significant source of xanthine oxidase C. The “no-reflow” phenomenon is due to arteriolar spasm D. Endothelial cells lack the defense system for oxidative damage