Question
Biology Question on excretory products and their elimination
Which is the correct pathway for passage of urine in vertebrates?
A
Collecting duct ? Ureter ? Bladder ? Urethra
B
Renal vein ? Urethra ? Bladder ? Ureter
C
Renal cortex ? Medulla ? Urinary bladder ? Urethra
D
Renal pelvis ? Medulla, ? Urinary bladder ? Urethra
Answer
Collecting duct ? Ureter ? Bladder ? Urethra
Explanation
Solution
The mammalian (human) urinary system consists of two kidneys which form the urine, two ureters which.carry the urine from kidneys to the urinary bladder, for storage of urine and a urethra through which the urine is voided by bladder contractions