d49b36f6_BiologyMad_A_Level_Biology__Response_to_low_temperature
[Effector] Adrenal and thyroid glands [Response to high temperature] Glands stop releasing adrenaline and thyroxine. [Response to low temperature] 
Glands secrete adrenaline and thyroxine respectively, which increase the metabolic rate in different tissues, especially the liver, so generating heat.
BiologyMad A-Level Biology
Response to low temperature