$I.$ Increased alertness $II.$ Pupillary dilation $III.$ Raising of hairs $IV.$ Sweating
All of the above written physiological processes are regulated by
Angiotensin is derived from plasma protein "angiotensinogen'' by the action of renin and other nervous stimuli. Angiotensin stimulates the following
When an animal is angry and wants to fight; the hormone that is secreted is
The main function of nor-adrenaline is
The gland which acts to resist stress