Males and Females have the same structures within the brain, though particular structures differ in size, one structure, the Third Inistitial Nucleus of the Anterior Hypothalamus (INAH 3) is generally larger in the male population (LeVay, 1991) except in men who are homosexual. LeVay (1991) has shown that homosexual males have similar size structure of the INAH 3 to women. The similarity in INAH 3 size between homosexual men and heterosexual women maybe a cause of 'femininity' as Gorman (1994) stated …
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showed last 75 words of 1619 total
…Structure Between Heterosexual and Homosexual Men. Science Vol 235, pages 1034-1037. Levay, S. 2003. The Biology of Sexual Orientation. http://members.aol.com/slevay/page22.html Levay, S. 2005. Personal correspondence via email. SleVay@aol.com Martini, F.H. 2001. Anatomy and Physiology. Prentice Hall Inc. Sydney. Australia. Page 1090 Park, J. 2005. Why am I Attracted to Men? http://www.evergreeninternational.org/causes.html Rana, H, Q. 2005. The homosexual Brain http://serendip.brynmawr.edu/bb/neuro/neuro01/web1/Rana.html