Question

-))) Can you tell?
1. What is the composition of sweat?
2. When does kidney produce renin? Where
is it produced in kidney?
3. Explain role of lungs and skin in excre-
tion.
4. Explain how electrolyte balance of blood
plasma maintained.
5. Refer to blood report A and B what is the
significance of values of albumin, blood
cells, casts etc?​

Answer 1

Answer:

1.water,minerals,lactic acid and urea

3.Lungs expel out air .Skin removes waste by means of sweat.