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Internal and External Genitalia Development - Anatomy & Physiology (view source)
Revision as of 18:28, 16 June 2010
, 18:28, 16 June 2010→Male
== Male ==
== Male ==
* Potential to develop male or female external genetalia. '''Testosterone''' is required to develop male external genetalia.
* Potential to develop male or female external genitalia. '''Testosterone''' is required to develop male external genitalia.
* Androgen secretion from the Testes induces:
* Androgen secretion from the Testes induces:
** '''Urethral folds''' to fuse to allow enclosure of the urethral tube. This, together with the cells from the '''genital swelling''', forms the '''shaft of the Penis'''.
** '''Urethral folds''' to fuse to allow enclosure of the urethral tube. This, together with the cells from the '''genital swelling''', forms the '''shaft of the Penis'''.
** '''Genital swellings''' fuse in the midline to allow formation of the '''Scrotum'''
** '''Genital swellings''' fuse in the midline to allow formation of the '''Scrotum'''
** '''Genital Tubercle''' expands to give rise to the '''Glans Penis'''
** '''Genital Tubercle''' expands to give rise to the '''Glans Penis'''
== Female ==
== Female ==