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Kaplan Qbank USMLE



Author6 Posts
  #1

FOR EACH OF THE FOLLOWING COMPONENTS OF THE URINARY SYSTEM ,INDICATE THE ORIGIN, ECTO/MESO/ENDODERM?

DETRUSOR MUSCLE OF THE BLADDER
TRANSITIONAL EPITHELIUM OF THE BLADDER
URETER EPITHELIUM
DISTAL CONVOLUTED TUBULE

  #2

detrusor muscle ------ mesoderm
trans epithelium ------- ectoderm
ureter epithelium--------ectoderm
dist con. tubule--------- endoderm


i might correct??

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  #3

DETRUSOR MUSCLE OF THE BLADDER- Mesoderm (all muscle is derived from Meso)
TRANSITIONAL EPITHELIUM OF THE BLADDER (endoderm)
URETER EPITHELIUM Mesoderm (urinary system epithelium has a dual embryonic origin)
DISTAL CONVOLUTED TUBULE Mesoderm

  #4

wats the correct answer? smiling face
hobestly its so confusin to memorize the origins.
do u habe mnemonic for these?
help! :oops:

  #5

Urinary bladder develops from Endodermal cloaca. and partly by allantois.Part of mesonephric tubes are incorporated into it forming Trigonal area.Ureter develop as urinary bud from mesonephric tubes.

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  #6

nod







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