parmida
Forum Senior
Topics: 22
Posts: 49
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Trigone of bladder is derived?
prostatic urethra ,membranous urethra, distal part of penile urethra derived of?
glandular plate
urogenital sinus
mesonephric duct
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| denyssa
Forum Newbie
Topics: 2
Posts: 17
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They all derive of urogenital sinus.
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| parmida
Forum Senior
Topics: 22
Posts: 49
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distal part of penile urethra forms from an ectodermal ingrowth called glandular plat, which become canalized to form the navicular fossa.
prostatic urethrab , membranous and proximal part of urethra form from lower end of urogenital sinus.
female urethra and vestibule of the vagina from from lower end of urogenital sinus.
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