Cell Injury

Question 1

What can an injurious stimulus in a cell cause?

Answer 1

Decreased ATP
Membrane damage (mitochondria, plasma, lysosome)
increased Ca2+
increased ROS

Question 2

Compare necrosis and apoptosis

Answer 2

Necrosis: passive, haemorrhage, swelling, karyolysis (chromatin dissociation)
Apoptosis: active, membrane bound blebs of cell contents, shrinkage