cataplexy

Definitions:

  • A sudden loss of muscle tone and strength, usually caused by an extreme emotional stimulus.
  • A sudden nervous shock which immobilizes or paralyzes the subject.
  • A morbid condition caused by an overwhelming shock or extreme fear and marked by rigidity of the muscles.
  • An abrupt loss of <xref>muscle tone</xref>, sometimes associated with <xref>narcolepsy</xref>.
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