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Optic Nerve

It’s just sensory and responsible for eyesight; thus, it’s also termed the nerve of sight. Optic nerve is the 2nd cranial nerve. Unique Features It’s truly a tract of brain for it grows as an outgrowth of diencephalon during embryonic life. The optic nerve isn’t a true

Posterior Ethmoidal Nerve

Origin The posterior ethmoidal nerve originates from the nasociliary nerve, a branch of ophthalmic division of the trigeminal nerve. Insertion The posterior ethmoidal nerve exits the orbit from the medial wall of the orbit via a similar canal. It divides proximally towards the infratrochlear nerve and trsvels

The 12 Pairs of Cranial Nerves

Cranial nerves are the 12 nerves that emerge directly from the brain, unlike other nerves that originate from the spinal cord. Out of the 12 pairs of the cranial nerves, the initial 2 originate from the forebrain and the next 10 originate from the brainstem. They are

Oculomotor Nerve

As its name indicates, it moves the eye. It supplies majority of the muscles of the eye and plays a main part in lodging of the eye. Oculomotor nerve is the 3rd cranial nerve. It’s a motor nerve only. Functional Parts and Nuclei General somatic efferent fibres:

Buccal Nerve

The buccal nerve originates from the anterior trunk of the mandibular nerve. It is mainly a sensory nerve, but to the lateral pterygoid muscle as well as towards part of the temporalis muscle, may carry the motor innervation. Insertion The buccal nerve travels laterally in the middle

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