Which of the following is directly affected by adrenaline?

Which of the following is not correct for the adrenal gland $:-$

When an animal is angry and wants to fight,the hormone that is secreted is

For secretion of aldosterone,adrenal cortex is stimulated by $-$

What does norepinephrine increase?

$A$ person entering an empty room suddenly finds a snake right in front on opening the door. Which one of the following is likely to happen in his neuro-hormonal control system?