Excretion

Question 1

Definition of Excretion.

Answer 1

the process where all the metabolic wastes are removed from the body.

Question 2

Function of Cortex

Answer 2

contains Bowman’s capsules and coiled tubules

Question 3

Function of Ureter

Answer 3

carries urine from kidney to bladder

Question 4

Function of Medulla

Answer 4

contains loops of Henlé and collecting ducts

Question 5

Function of Loop of Henlé

Answer 5

selectively absorbs water/solutes

Question 6

Function of Collecting ducts

Answer 6

reabsorbs water into blood and store wastes until they are passed into ureter

Question 7

Function of Urethra

Answer 7

carried urine from bladder to the outside.

Question 8

Function of Bladder

Answer 8

stores urine

Question 9

Function of Renal capsule

Answer 9

filters from blood: water, glucose, urea and salts

Question 10

Function of Tubule

Answer 10

reabsorbs 100% of glucose, most of the water and some salts back into the blood (red), leading to concentration of urea in the urine as well as loss of excess water and salts into the tubule.

Question 11

Function of Renal artery

Answer 11

brings wastes and water from blood

Question 12

Function of Renal vein

Answer 12

reabsorbs water and useful molecules and leaves wastes behind