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...e male births. Development of the genital tubercle, the precursor of the {{penis}} and clitoris, is regulated by the urethral plate epithelium, an endoderma ...are: (1) The corpus cavernosum in males and females extends into the glans penis and clitoris, respectively, during the ambisexual stage (9 weeks) and thus

Hypospadias are the most common penis abnormality (1 in 300) and result from a failure of male urogenital folds t Ultrasonography in rendering mode, at {{GA}} 33 weeks, with short penis and with evidence of testicles inside a bifid scrotum.

...y male. The ostium urogenitale is situated about midway on the body of the penis and persists only as a narrow cleft in front of the closed inner genital fo

| G6: Penile urethra, emerging inferiorly to the glans penis. Scrotal swellings (appear before testis descends). | G7: Penile urethra, emerging inferiorly to the glans penis. Scrotal swellings (appear before testis descends).

...urogenital sinus and the rectum to the perinaeum, i1.e., the halves of the penis are united by the ingrowth of what would be the urethral floor whilst the c ...in development. He did not, however, suggest any explanation as to why the penis or clitoris is situated caudal to the site of rupture.

Penis of a species of Testudo Within the cloaca and exposed by ...y slight eversion of the cloacal margins reveals the free extremity of the penis in the male. In the female the Whole structure is considerably reduced.

| G6: Penile urethra, emerging inferiorly to the glans penis. Scrotal swellings (appear before testis descends). | G7: Penile urethra, emerging inferiorly to the glans penis. Scrotal swellings (appear before testis descends).

..._Manual_of_Human_Embryology_19-4|Sexual Differentiation Development of the Penis and Scrotum]]

IV. The penis

...rY}} chromosome | {{testis}} | {{spermatozoa}} | {{meiosis}} | {{AMH}} | {{penis}} | {{prostate}} | {{seminal vesicle}} | {{genital abnormalities}} | {{hypo {{Penis}}

...a sheath, a scabbard (L. ''gladius '' = sword was a common Roman term for penis); cf. evagination, invagination.

...a}} | {{testis}} | {{epididymis}} | {{ductus deferens}} | {{prostate}} | {{penis}} | [[:Category:Male|Category:Male]]

==Evolution of the Penis== ...e cloacal passage is seen in oviparous mammals ; in viviparous mammals the penis is evolved as an intromittent organ, and the urogenital passage is separate

...time, the scrotal swellings have migrated caudally towards the root of the penis and becoming approximated to each other, form the scrotum. The prepuce deve ...ectodermal part formed by canalization of an epithelial cord in the glans penis.

'''penis '''L. = a tail. ...= prepuce or covering of glans penis (? from G. ''pro '' + ''posthe '' = penis; or ? L. ''puteo '' = I stink, from smell of smegma, q.v.; thus uncleanlin

...a}} | {{testis}} | {{epididymis}} | {{ductus deferens}} | {{prostate}} | {{penis}} | [[:Category:Male|Category:Male]] ...side of the penis. In the genital tubercle, the embryonic precursor of the penis and clitoris, Fgfr2 is expressed in two epithelial populations: the endoder

...emple; pre-Vesalian use: ''thalami cordis '' = heart chambers; ''thalami penis '' = cavernous spaces; nuclear mass in lateral wall of 3rd ventricle.

# In males, the genital tubercle will eventually form the penis and the genital swellings migrate caudally and a fusion event in the midlin # As the genital tubercle elongates to form the penis, a groove forms on the ventral surface known as the urethral groove. The ur

...lmost a continuation of the spinal column. As can be seen from Fig. 1, the penis was turned a little to the right. The left hand was singularly foot-like in

...tum ; ug. urinogenital sinus ; cp. elevation which becomes the clitoris or penis ; Is. ridge from which the labia majora or scrotum are developed. ...ng of the urinogenital cloaca, and the prominence itself gives rise to the penis, along which the common urinogenital passage is continued. The two genital