Feeling the tremors of an earthquake a scared resident of seventh floor of a multistoryed building starts climbing down the stairs rapidly. Which hormone initiated this action?

The adrenal medulla secretes two hormones called adrenaline or …$A$… and noradrenaline or …$B$…. These are commonly called as …$C$… Adrenaline and noradrenaline are rapidly secreted in response to stress of any kind and during …$D$.. situations and are called emergency hormones or hormones of fight or flight.

Identify $A \;to \;D$ and choose the correct option

Injury to adrenal cortex is not likely to affect the secretion of which one of the following?

Which of the following is not under direct control of pituitary gland with respect to the regulation of its secretory function

When a normal heart is injected with physiological concentration of adrenalin, it shows