Page 667 - First Aid for the USMLE Step 1 2020, Thirtieth edition [MedicalBooksVN.com]_Neat
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RepRoductive ` REPRODUCTIVE—EmbRyOlOgy RepRoductive ` REPRODUCTIVE—EmbRyOlOgy SectioN iii 623
Uterine (Müllerian duct) anomalies
Septate uterus Common anomaly vs normal uterus A . Incomplete resorption of septum B . fertility and early
miscarriage/pregnancy loss. Treat with septoplasty.
Bicornuate uterus Incomplete fusion of Müllerian ducts C . risk of complicated pregnancy, early pregnancy loss,
malpresentation, prematurity.
Uterus didelphys Complete failure of fusion double uterus, cervix, vagina D. Pregnancy possible.
Septate SeptateNormal
Normal Normal Normal Bicornuate BicornuateSeptate Septate DidelphysDidelphysBicornuateBicornuate DidelphysDidelphys
A B C D
Male/female genital homologs
Male Female
Glans penis Genital groove Genital
tubercle
Penile urethra Urogenital
fold Labioscrotal Clitoris
swelling
Urogenital Opening of Labia
sinus urethra minora
Scrotum Labia
Opening of majora
Anus vagina
Urachus Allantois Uterine
Kidney Vesical Urachus
Urinary part tube
bladder Genital Pelvic Urogenital Urinary Kidney
bladder
tubercle part
Testis sinus Clitoris Ovary
Glans
penis Ureter Phallic
Ductus Rectum part Uterus
Spongy deferens
urethra Vagina
Dihydrotestosterone Estrogen
Glans penis Genital tubercle Glans clitoris
Corpus cavernosum
and spongiosum Genital tubercle Vestibular bulbs
Bulbourethral glands Urogenital sinus Greater vestibular glands
(of Cowper) (of Bartholin)
Urethral and paraurethral
Prostate gland Urogenital sinus glands (of Skene)
Ventral shaft of penis
(penile urethra) Urogenital folds Labia minora
Scrotum Labioscrotal swelling Labia majora
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