rigor /rig·or/ (rig´er) [L.] chill; rigidity.
rigor
rigor mor´tis the stiffening of a dead body accompanying depletion of adenosine triphosphate in the muscle fibers.
rig·or (r g  r)n. 1. See rigidity. 2. Shivering or trembling, as caused by a chill. 3. A state of rigidity in living tissues or organs that prevents response to stimuli. |
rigor
[rig′ər]
Etymology: L, stiffness
1 a rigid condition of the body tissues, as in rigor mortis.
2 a violent attack of shivering that may be associated with chills and fever.
rigor
a subjective sensation of feeling cold, accompanied by muscle tremor, characteristic of the increment stage of fever. Because of its subjectivity it is not a term that can be used in animal medicine.
rigor complexes
formed when actin and myosin bond together strongly in the absence of ATP; occurs in rigor mortis.
rigor mortis
the stiffening of a dead body accompanying depletion of adenosine triphosphate in the muscle fibers.
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