Artificial intelligence (AI) is the intelligence exhibited by machines or software. It is also the name of the academic field of study which studies how to create computers and computer software that are capable of intelligent behavior.
third occipital nerve. third occipital nerve n. The mediodorsal branch of the third cervical nerve, usually joined with the greater occipital nerve but also existing as an independent nerve having cutaneous branches to the scalp and the nape.
It involves the occipital nerves â two pairs of nerves that originate near the second and third vertebrae of the neck. The pain typically starts at the base of the skull by the nape of the neck and may spread to the area behind the eyes and to the back, front and side of the head. Causes. Occipital neuralgia is a headache syndrome that can be either primary or secondary.