Livor mortis (Latin: livor – "bluish color", mortis – "of death"), postmortem lividity (Latin: postmortem – "after death", lividity – "black and blue"), hypostasis (Greek: hypo, meaning "under, beneath"; stasis, meaning "a standing") or suggillation, is the fourth stage and one of the signs of death.
Rigor mortis (Latin: rigor "stiffness", mortis "of death") or postmortem rigidity, the third stage of death, is one of the recognizable signs of death, caused by chemical changes in the muscles post mortem, which cause the limbs of the corpse to stiffen. In humans, rigor mortis can occur as soon as 4 hours post mortem.
The vitreous humor is a transparent, colorless, gelatinous mass that fills the space in the eye between the lens and the retina. It is surrounded by a layer of collagen called vitreous membrane separating it from the rest of the eye. it makes up four-fifths of the volume of the eyeball.