What is observed when the deceased has a prone position regarding lividity?

When a deceased individual is found in a prone position, lividity, or postmortem hypostasis, will typically develop on the back. Lividity refers to the gravitational pooling of blood in the lowest parts of the body after death due to the cessation of circulation. Since blood settles in accordance with gravity, when someone is lying face down, the blood will accumulate in the tissues of the back.

In this situation, one would observe purplish or reddish discoloration on the back corresponding to the areas in contact with the surface. This is a vital sign often assessed in forensic examinations as it can provide insights into the position of the body at the time of death and how long it has been since death occurred.

Other options mention phenomena such as clouding of the cornea, absence of lividity, or the skin becoming pale, which are not relevant in the context of a prone position. Clouding of the cornea might occur over time but is unrelated to the immediate observation of lividity. Similarly, lividity would not be absent in a prone position; it will indeed be visible on the back. Lastly, hypostasis is a result of blood pooling, leading to discoloration, rather than pallor.