The correct spelling of the anatomical term "nervus occipitalis minor" can be explained through its International Phonetic Alphabet (IPA) transcription: [ˈnɛrvʊs ɒkˌsɪpɪˈteɪlɪs ˈmaɪnər]. The word "nervus" is spelled with a "v" instead of "u" in "neruus" to match the original Latin spelling. "Occipitalis" is spelled with two "c"s instead of one "k" for consistency with medical terminology. Lastly, "minor" is spelled phonetically with an "ai" sound instead of "i" to differentiate it from the English word "miner."
The term "nervus occipitalis minor" refers to a small nerve that is part of the human anatomy located in the occipital region of the head. It is also known as the lesser occipital nerve. The nerve arises from the ventral rami of the second cervical nerve (C2) and carries sensory information from the skin of the occipital region.
The nervus occipitalis minor innervates the posterior part of the scalp, beginning at the level of the external occipital protuberance and extending upwards towards the area behind the ear. It provides sensory innervation to the skin, muscles, and joints of this region.
The primary function of the nervus occipitalis minor is to transmit sensory information, including pain, temperature, and touch, from the occipital area to the brain. It is responsible for relaying these signals to the central nervous system, allowing individuals to perceive and respond to stimuli in this specific region of the head.
Damage or irritation to the nervus occipitalis minor can result in a condition known as occipital neuralgia, characterized by severe, sharp, and shooting pain in the occipital region. Treatment for this condition may include the use of medication to manage pain, physical therapy, and, in some cases, nerve blocks to alleviate symptoms.
Lesser occipital nerve, arises from the second and third cervical nerves, supplies the skin of the posterior surface of the pinna and the adjacent portion of the scalp.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.