Hysteria is related mainly to which of the following body organ

Hippocratic authors described and classified diseases such as epilepsy, mania, paranoia, organic toxic delirium, postpaum psychosis, phobias, and hysteria(believed to be confined to women & caused by a wandering uterus) William Cullen used the term Neurosis for a group of mental diseases (including apoplexy, paralysis, dyspepsia, hypochondriasis, epilepsy, and hysteria), which he thought were caused when pas of the brain were simultaneously in unequal states of excitement and collapse. Classificatory system Names conferred to "Hysteria" DSM-I conversion reaction DSM-II hysterical neurosis, conversion type DSM-III conversion disorder In DSM-IV conversion disorder DSM -5 Functional neurological symptom disorder* Reference : Page No.4477 chap 58History of Psychiatry (Kaplan & Sadock's Comprehensive Textbook of Psychiatry, 9th Edition)