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

Where is postganglionic sympathetic cholinergic innervation found?

When we move from darkness into bright light,we cannot see for a short time,but after a while,our vision becomes normal. This is an example of ..........

The $Facial$ nerve is:

Which of the following is/are controlled by the human brain?
$(a)$. Balance of the body
$(b)$. Circadian rhythm of the body
$(c)$. Human behaviour
$(d)$. Functioning of heart and kidneys

Which of the following statements are correct?
$(i)$ $Ramus$ $dorsalis$ branch of spinal nerve contains sensory as well as motor nerve fibres.
(ii) The preganglionic nerve fibres arise from the entire spinal cord.
(iii) There are $31$ pairs of spinal nerves.
(iv) The somatic nervous system transmits impulses from $CNS$ to visceral organs.
$(v)$ Reflex action is a sudden,thoughtful,and voluntary response to the applied stimulus.
Select the correct option.