This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
Ultrastructural finding of irreversible injury is: 
Select and explain. 
A. Ribosomal detachment from endoplasmic reticulum, B. Amorphous densities in mitochondria, C. Formation of phagolysosomes, D. Cell swelling
B: Amorphous densities in mitochondria
Answer: B: Amorphous densities in mitochondria 
Explanation: . Amorphous densities in mitochondria