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Human genitalia

A sex organ or primary sexual characteristic, as narrowly defined, is ony anatomical pairt o the body involved in sexual reproduction an constitutin the reproductive seestem in a complex organism, especially the external sex organs; the external sex organs are an aa commonly referred tae as the genitalia or genitals.[1][2]


  1. "Sex organ (sɛks ˈɔːɡən)". Collins English Dictionary. Retrieved September 14, 2013. 
  2. P. R. Ashalatha, G. Deepa (2012). Textbook of Anatomy and Physiology for Nurses. JP Medical Ltd. pp. 252–274. ISBN 9350254239. Retrieved September 14, 2013.