Which of the following is not a sphincter in the female urogenital tract -: (A) Pubovaginalis, (B) External urethral sphincter, (C) Internal urethral sphincter, (D) Bulbospongiosus
Answer is C. Urogenital sphincters in Females
-        Vaginal sphincters

Bulbospongiosus
Sphincter urethrovaginalis
External urethral sphincter
Pubovaginalis

-        Urinary sphincters

Compressor urethrae
External urethral sphincter
Sphincter urethrovaginalis
Pubourethralis