<prompt> Not a Direct function of hypothalamus:Food intakeHeart rate increased with exerciseControl of various endocrine and activity rhythmTemperature regulation  <response>: Ans- B. Heart rate increased with exerciseMain Functions of Hypothalamus Temperature Neuroendocrine control of catecholamines regulation Appetitive behavior Thirst and hunger Neuroendocrine control of vasopressin Defensive reactions Fear and rage Neuroendocrine control of oxytocin Sexual behavior Neuroendocrine control of TSH via TRH Control of various endocrine activity, rhythm Neuroendocrine control of FSH, LH via LHRH Neuroendocrine control of prolactin via PIH and PRH Neuroendocrine control of GH via somatostatin and GRH 