Conn's syndrome is characterised by
Muscular weakness
Hypertension
Retention of sodium
All the above
$GnRH$ stimulates _______ to release _______.
Pancreatic Somatostatin
The feed back control mechanism is related with
Gametokinetic factor is
$I.$ Sleep-wake cycle $II$. Body temperature $III$. Pigmentation $IV$. Metabolism $V$. Defence capability
All of the above written activities are influenced/regulated by