<prompt> Which finding on electron microscopy indicates irreversible cell injury:Dilatation of endoplasmic reticulum.Dissociation of ribosomes from rough endoplasmic reticulumFlocculent amorphous densities in the mitochondriaMyelin figures  <response>: Ans. c Flocculent amorphous densities in the mitochondriaRef: Robbins 9thpg 42; 8thpg 19; Refer to Ans 27Please note: myelin figures first appear in reversible cellular injury and become more pronounced in irreversible cell injury. Hence if this q was asked in PGI, answer should be both c and d. but if we have to mark one.. mark c. 