The mechanism of neural coordination involves:

Read the following statements.
$I.$ Preganglionic nerve fibres of $III, VII, IX$ and $X$ cranial nerves are a part of the parasympathetic nervous system.
$II.$ $V, VII, IX$ and $X$ cranial nerves are mixed nerves.
$III.$ Trochlear nerves are the largest cranial nerves.
$IV.$ Abducens nerves are motor nerves and originate from the Gasserian ganglia.
Which of the above statements are correct?

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

Distinguish between (Any four):
$(a)$ Afferent neurons and Efferent neurons
$(b)$ Impulse conduction in a myelinated nerve fibre and an unmyelinated nerve fibre
$(c)$ Aqueous humour and vitreous humour
$(d)$ Blind spot and Yellow spot
$(e)$ Cranial nerves and Spinal nerves

Injury to the $Vagus$ nerve ($CN$ $X$) in humans is not likely to affect which of the following?

Match the following:

Column-$I$	Column-$II$
$(a)$ Unipolar neurons	$(1)$ Amygdala and Hippocampus
$(b)$ Limbic system	$(2)$ Centre for control of body temperature
$(c)$ Hypothalamus	$(3)$ Embryonic stage