2. FUNCTION OF DIFFERENT PARTS
Kidney: Filters blood and excretes nitrogenous waste, excess salt
and water as urine.
Renal artery: Branching from the aorta, the renal artery carries
oxygenated blood to the kidney.
Renal vein: Carries deoxygenated blood away from the kidney.
Ureters: Waves of contraction in the thin tube carries urine
produced by the kidney to the urinary bladder.
Urinary Bladder : A sac in which urine is temporarily stored.
Sphincter muscles : Relaxes to release urine from the bladder.
Urethra: Passage of urine out of the body is through the urethra.
Medulla: Contains the U-shaped Loop of Henle and the collecting
ducts.
Cortex: Contains the Bowman’s capsules and glomeruli of the
nephrons.
