Postmortem Goosebumps

Postmortem goosebumpsAfter a person dies, the chemical adenosine triphosphate, which provides the energy to cells, depletes, and lactate builds up in the muscles. This process causes the muscles to stiffen, thereby triggering rigor mortis.

As part of rigor mortis, the arrector pili muscles also stiffen, giving rise to goosebumps.

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