The Role Of The Nephron

Question 1

Name 3 ways human gain water.

Answer 1

Eating
Drinking
Chemical reactions

Question 2

If you drink a lot of water, will your urine be dilute or concentrated?

Answer 2

Dilute

Question 3

What are the two main functions of the kidney?

Answer 3

Filtration and absorption

Question 4

Which vessel brings blood away from the kidney?

Answer 4

Renal vein

Question 5

What is the function of the bladder?

Answer 5

It stores urine before it’s released from the body

Question 6

Name 4 ways humans loose water.

Answer 6

Urine, faeces, breathing and sweating

Question 7

If a person gains 2500 ml of water in a day, how much water do they loose?

Answer 7

2500ml

Question 8

Which vessel brings blood to the kidney?

Answer 8

Renal artery

Question 9

What is the function of the Ureter?

Answer 9

It carries urine from the kidneys to the bladder.

Question 10

How is blood in the renal vein different to the renal artery?

Answer 10

It doesn’t contain urea.

Question 11

What is urea made from?

Answer 11

Proteins or amino acids.

Question 12

Where is ADH made?

Answer 12

In the pituitary gland

Question 13

What does ADH stand for?

Answer 13

antidiuretic hormone

Question 14

If there is too little water in the blood, how much ADH is made?

Answer 14

A lot

Question 15

Where is urea produced?

Answer 15

In the liver

Question 16

How is urea transported to the kidneys?

Answer 16

In the bloodstream

Question 17

What does ADH do to the kidney tubules?

Answer 17

Makes them more permeable

Question 18

If there is too much water in the blood, how much ADH is produced?

Answer 18

A little