In the eye of an insect,a mosaic image is formed in .........

You are watching a horror movie and you notice that your heart is beating fast and mouth is dry. This is due to:

Give a brief account of
$(a)$ Mechanism of synaptic transmission
$(b)$ Mechanism of vision
$(c)$ Mechanism of hearing

Which of the following is $NOT$ under the control of the $Vagus$ nerve?

Select the mixed type of cranial nerves from the following list:
$i$. Pathetic (Trochlear)
$ii$. Trigeminal
$iii$. Facial
$iv$. Auditory (Vestibulocochlear)
$v$. Glossopharyngeal

One of the examples of the action of the autonomous nervous system is