The Renal System (Test 3)

Question 1

What is the basic function of the renal system?

Answer 1

• To filter the fluid in our body

Question 2

What is the function of kidneys?

Answer 2

• To help filter blood to separate out metabolite byproducts and exogenous macromolecules

Question 3

How do the kidneys filter urine?

Answer 3

• Blood pressure

- Active and passive transport

Question 4

How do kidneys filter blood?

Answer 4

• Blood presses against capillaries that are highly porous (glomerulus) and filters solutes from solution (plasma)
• Plasma then leaks from the glomerulus into bowman’s capsule

Question 5

What is the functional unit of the kidney>

Answer 5

• The nephron

Question 6

What does the nephron do?

Answer 6

• Concentrates urine by using the osmotic gradient

Question 7

What is the resulting force that moves plasma deeper into the nephron?

Answer 7

• Net filtration pressure

Question 8

What factors affect Glomerulus filtration rate (GFR)?

Answer 8

• Constriction or dilation of afferent or efferent arterioles