Question

Name the hormonal secretion which takes place under the emergency conditions of stress, anger and fear.

Answer 1

Adrenaline and noradrenaline are rapidly secreted in response to the stress of any kind and during emergency situations (like anger and fear). They are called emergency hormones or hormones of Fight or Flight. These hormones increase alertness, pupillary dilation, piloerection (raising of hairs), sweating etc. Both the hormones increase the heartbeat, the strength of heart contraction and the rate of respiration.