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Accessory nerve (XI) Action: swallowing, head and shoulder movement. Function: motor. Hypoglossal nerve (XII) Action: speech and swallowing. Function: motor. Study with Quizlet and memorize flashcards containing terms like Olfactory nerve (I), Optic nerve (II), Oculomotor nerve (III) and more.
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Name the 12 pairs of cranial nerves; indicate the body regions and structures innervated by each. Describe which are sensory, motor or mixed and know the function of each.
23 Φεβ 2022 · extend through the neck, chest, and abdomen (slows the heart, increases the mobility of digestive tract) (XI) accessory. cranial branch joins a vagus nerve and spinal branch is into the neck, trapezius, and sternocleidomastoid (shrugging shoulders) (XII) hypoglossal.
30 Οκτ 2023 · Accessory nerve (lateral-right view) Function. The cranial accessory nerve has a similar function to the vagus nerve. It carries motor innervation to the pharyngeal constrictors, larynx, and muscles of the soft palate (except tensor veli palatini). The spinal accessory nerve is a purely motor entity.
An unusual nerve that contains both cranial and spinal roots. The accessory nerve provides motor function (movement) to two muscles essential to neck and shoulder movement, the sternocleidomastoid (SCM) and the trapezius, as well as to the larynx (voice box) and other structures in the throat.
17 Ιουλ 2023 · The accessory spinal nerve or XI cranial nerve is essential for neck and shoulder movement, the intrinsic musculature of the larynx, and the sensitive afferences of the trapezius and sternocleidomastoid musculature.
12 Οκτ 2023 · The accessory nerve is the eleventh paired cranial nerve. It has a purely somatic motor function, innervating the sternocleidomastoid and trapezius muscles. In this article, we shall look at the anatomy of the accessory nerve – its anatomical course, motor functions and clinical correlations.
