$A$ steroid hormone which regulates glucose metabolism is

Norepinephrine:
$(i)$ is released by sympathetic fibers
$(ii)$ is released by parasympathetic fibers
$(iii)$ increases the heart rate
$(iv)$ decreases blood pressure.
Which of the above statements are correct?

What is the embryonic origin of the adrenal gland?

Match the following.

Column-$I$	Column-$II$
$A$. Zona reticularis	$1$. Outer layer (adrenal cortex)
$B$. Zona fasciculata	$2$. Inner layer (adrenal cortex)
$C$. Zona glomerulosa	$3$. Middle layer (adrenal cortex)

Which hormone prepares you to $FLIGHT$,$FRIGHT$,and $FIGHT$ during adverse conditions?

Which of the following secretes the 'fight or flight' hormone?