Rigor mortis is caused by
A)buildup of lactic acid.
B)lack of Ca²⁺.
C)depletion of glycogen.
D)lack of ATP.
E)deficient acetylcholine receptors.

Name: Rigor mortis is caused by A)buildup of lactic acid. B)lack of Ca²⁺. C)depletion of glycogen. D)lack of ATP. E)deficient acetylcholine receptors.
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Question

Quizplus · Accepted Answer

Rigor mortis occurs due to the lack of ATP. Without the energy generated from ATP, muscles cannot relax and remain contracted, leading to stiffness in the body.

Rigor Mortis Is Caused by