Choose the correct option:
$(1)$ The saccule and utricle contain a projecting ridge called the $ \text{crista} / \text{macula} $.
$(2)$ The space between the cornea and the lens is called the $ \text{aqueous chamber} / \text{vitreous chamber} $.

Neural system and computers share certain common features. Comment in five lines.

Which of the following actions does not occur in humans after sympathetic stimulation?

Which one of the following cranial nerves does $NOT$ innervate eye muscles?

In epilepsy,a seizure is characterized by:

Glucose and oxygen are required by the brain for a constant supply of energy to control the functions of our body organs. What will be the consequences if the brain is deprived of oxygen and glucose?
$I.$ Brain deprived of oxygen for just $5$ minutes will get permanently damaged.
$II.$ Glucose is important in the nerve impulse conduction.
$III.$ One side of the brain is unable to know what the other side is doing when it is deprived of oxygen.
$IV.$ Mental confusion will result if the brain is deprived of glucose.