What waste product are excreted by kidney
a) urea and salt
b) urea and water
c) urea, water and salt
d) salts
The two main functions of sweat are
a) to filter the blood
b) to keep the body warm
c) to remove waste products and to cool the body
d) to remove excess protein
The thin layer of fat cells in the dermis
a) Insulate the body
b) maintain light
c) not main temperature
d) warm the body
In selective re-absorption what is percentage of glomerular capillaries
a) 68%
b) 70
c) 50%
d) 99%
When there is excess water in body fluids, kidneys form
a) acidic urine
b) hypotonic urine
c) hypertonic urine
d) mild urine
Dialysis have………. types.
a) 3 methods
b) 2 methods
c) 6 methods
d) 1 methods
