anatomy 1404 lect 3

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Questions and Answers

What part of the cloaca develops into the lower part of the rectum and upper part of the anal canal?

  • Phallic part of urogenital sinus
  • Pelvic part of urogenital sinus
  • Anorectal canal (correct)
  • Vesicourethral canal

What forms the epithelium of the urinary bladder?

  • Phallic part of urogenital sinus
  • Caudal part of vesicourethral canal
  • Cranial part of vesicourethral canal (correct)
  • Pelvic part of urogenital sinus

What forms the lower part of the urethra in females?

  • Vesicourethral canal
  • Pelvic part of urogenital sinus (correct)
  • Phallic part of urogenital sinus
  • Anorectal canal

What forms the spongy urethra in males?

<p>Phallic part of urogenital sinus (A)</p> Signup and view all the answers

What forms the prostatic glands?

<p>Caudal part of vesicourethral canal (D)</p> Signup and view all the answers

What forms the lower part of the vagina in females?

<p>Phallic part of urogenital sinus (A)</p> Signup and view all the answers

What is the derivative of the caudal part of the mesonephric duct in males?

<p>Seminal vesicle (A)</p> Signup and view all the answers

What is the fate of the mesonephric duct in females?

<p>Forms some parts of the urinary system (C)</p> Signup and view all the answers

What is the origin of the ureteric bud?

<p>Caudal part of mesonephric duct (A)</p> Signup and view all the answers

What happens to the openings of the ureteric bud and mesonephric duct during kidney ascent?

<p>They move in opposite directions (D)</p> Signup and view all the answers

What is the derivative of the part of the mesonephric duct cranial to the seminal vesicle in males?

<p>Epididymis and vas deferens (C)</p> Signup and view all the answers

What is the remaining part of the mesonephric duct in females?

<p>Duct of epoophoron (Gartner's duct) (B)</p> Signup and view all the answers

What is the name of the cord that projects from the intermediate mesoderm, from which the urinary system develops?

<p>Nephrogenic cord (D)</p> Signup and view all the answers

At what stage of development does the pronephros degenerate?

<p>End of 4th week (C)</p> Signup and view all the answers

What is the name of the duct that the mesonephric tubules open into?

<p>Wolffian duct (A)</p> Signup and view all the answers

Which part of the urogenital ridge develops into the genital system?

<p>Medial part (D)</p> Signup and view all the answers

What is the name of the permanent kidney that develops from the nephrogenic cord?

<p>Metanephros (B)</p> Signup and view all the answers

What is the fate of the caudal tubules in males?

<p>They form the duct system of the testis (B)</p> Signup and view all the answers

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