True hermaphroditic humans do not exist, but pseudohermaphrodism does, where an individual has both male and female external genital organs, sometimes at the same time. Female embryos exposed to high levels of androgens (the male hormones) develop female internal reproductive organs but male external genitalia. Alternately, genetic defects cause children to be born with female external genital organs, which change at puberty, with the development of a penis and the closure of the false vagina.
Read more: Hermaphrodite - Hermaphrodism In Humans - Female, Male, Organs, and Sex - JRank Articles
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