Question

The diagram shows the Excretory System of a  Human Being. Study the same and then answer the questions that follow:

(i) Name the parts labeled 1, 2,3, and 4.
(ii) Give the main function of the parts labeled 5,6, 7 and 8.
(iii) Name the endocrine gland which could be added in diagram and state its location/position

Answer 1

(i)
(1) Renal artery,
(2) Aorta,
(3) Renal arteries,
(4) Renal vein
(ii)
(5) Ureter—Carry urine to the bladder.
(6) Urinary bladder—Store urine
(7) Sphincter muscle—Control the voiding of urine
(8) Urethra—Urine released periodically.
(iii) Adrenal gland—At the top of kidney.