rigor (redirected from rigour)

rigor /rig·or/ (rig´er) [L.] chill; rigidity.

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rigor mor´tis  the stiffening of a dead body accompanying depletion of adenosine triphosphate in the muscle fibers.

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rig·or (rgr)

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.

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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.

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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.

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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.