Development of Urinary Tract

Question 1

Name the 3 separate kidney systems?

Answer 1

Pronephros, mesonephros & metanephros

Question 2

Describe the pronephros

Answer 2

First kidney system, never functions in a human but provides the duct used in the next step

Question 3

Describe the mesonephros

Answer 3

Develops tubules and mesonephric duct (part of reproductive tract) which form the embryonic kidney. It also cannot conserve water.

Question 4

Describe the structure and function of the ureteric bud

Answer 4

Sprouts from the mesonephric duct, induces development of true kidney

Question 5

Name 2 ways kidney development can go wrong

Answer 5

Renal agenesis & Ectopic ureter

Question 6

What is the urogenital sinus?

Answer 6

created from hindgut by urorectal septum which separates the GI tract and bladder & urethra

Question 7

Which structures does the urogenital sinus go on to form?

Answer 7

Bladder & urethra

Question 8

What is the female urethra formed by?

Answer 8

Pelvic part of urogenital sinus

Question 9

What is hypospadias?

Answer 9

defect in fusion of the urethral folds, urethra opens onto ventral surface instead of glands