Osmoreceptors in hypothalamus stimulate ADH secretion.

ADH stimulates reabsorption of water from last part of DCT and entire collecting duct.

Urine volume increases.

Osmolarity of blood decreases.

$\mathrm{a}-\mathrm{i}-\mathrm{r}, \mathrm{b}-\mathrm{ii}-\mathrm{q}, \mathrm{c}-\mathrm{iii}-\mathrm{p}$

$\quad a-i i-p, b-i-q, c-i i i-r$

$\quad a-i-r, b-i i i-p, c-i i-q$

a - ii - q, b - iii - p, c-i - r

Blood cells and vitamins

Proteins and amino acids

Glucose and sulphate salts

Blood cells and macro molecules like proteins

i and ii only

ii, iii and iv only

iii and v only

ii and v only