Rigor mortis is a phenomenon that starts shortly after death, where the muscles become stiff and hard. It is a biochemical process related to muscle contraction and is useful for forensic.

rigor mortis translation and definition in Tamil, related phrase, antonyms, synonyms, examples for rigor mortis

The local membrane of the fiber will depolarize as positively charged sodium ions (Na +) enter, triggering an action potential that spreads to the rest of the membrane which will depolarize, including the T-tubules. This triggers the release of calcium ions (Ca ++) from storage in the sarcoplasmic reticulum (SR).