Cranial nerves

Cranial nerves

Of or relating to the nerves of the brain, which emerge out of or enter the skull (cranium).

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Cranial nerves

Ventricular fibrillation

Anatomy; Allergies and allergens

An erratic, disorganised firing of impulses from the ventricles. The ventricles quiver and are unable to contract or pump blood to the body. This is a medical emergency that must be treated with ...

Facial nerve

Anatomy; Cranial nerves

The facial nerve is a mixed nerve that has fibres both going out and coming in. It supplies the muscles of the of facial expression.

Olfactory nerve

Anatomy; Cranial nerves

A nerve that registers smells by carrying the impulses for the sense of smell from the nose to the brain.

The optic nerve connects the eye to the brain. It carries the impulses formed by the retina, the nerve layer that lines the back of the eye and senses light and creates impulses. These impulses are ...