Question

Mention the functions of the following structures in the human excretory system
(a). Kidney
(b). Ureter
(c). Urinary bladder
(d).Urethra​

Answer 1

Answer:

a) kidney helps to remove the nitrogenous waste along with salt and excess water in the form of urine.

b) ureter carries urine from kidney to urinary bladder

c) urinary bladder stores the urine until it is released, when the pressure sensors activates.

d) urethra helps the urine to get out of the body from the urinary bladder to the outside environment

Answer 2

Answer:

a) kidney : It filters the blood with the help of nephrons and also reabsorbs extra water from the filtrate

b) Ureter: They transport the filtrate or urine from kidneys to the urinary bladder

c) Urinary bladder: It holds the urine till we pass it out.

d) Urethra: is is the opening from which the urine passes out of the body.