Which of the following is known as the birth hormone?

The $Pars \text{ } distalis$ region of the pituitary gland is known as:

Assertion : Diabetes insipidus is marked by excessive urination and too much thirst of water.
Reason : Anti-diuretic hormone $(ADH)$ is secreted by the posterior lobe of pituitary gland.

$GnRH$ is a hypothalamic hormone essential for reproduction. It acts on the ....

Dwarfism occurs when there is
$(i)$ Over secretion of growth hormone $(ii)$ Under secretion of growth hormone
$(iii)$ Over secretion of somatostatin $(iv)$ Under secretion of somatostatin

$A$ patient complains of constant thirst,excessive passing of urine,and low blood pressure. When the doctor checked the patient's blood glucose and blood insulin levels,the levels were normal or slightly low. The doctor diagnosed the condition as diabetes insipidus. However,the doctor decided to measure one more hormone in the patient's blood. Which hormone does the doctor intend to measure?