INAH:

Acronym for Interstitial Nuclei of the Anterior Hypothalamus. Researchers have found that the INAH 2 and 3 areas of the brain are larger in men than in women and that the INAH-3 areas in most women is about the same size as that of gay men and abouth half the size as that of straight men.
See Also: gay gene, hypothalamus, INAH

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