The posterior auricular nerve is a nerve of the head. It is a branch of the facial nerve (CN VII). It communicates with branches from the vagus nerve, the great auricular nerve, and the lesser occipital nerve. Its auricular branch supplies the posterior auricular muscle, the intrinsic muscles of the auricle, and gives … See more The posterior auricular nerve arises from the facial nerve (CN VII). It is the first branch outside of the skull. This origin is close to the stylomastoid foramen. It runs upward in front of the mastoid process. It is joined by a branch … See more The posterior auricular nerve supplies the posterior auricular muscle, and the intrinsic muscles of the auricle. It gives sensation to the auricle. It also supplies the occipitalis muscle. See more • posterior auricular artery See more Nerve testing The posterior auricular nerve can be tested by contraction of the occipitalis muscle, and by sensation in the auricle. This testing is rarely performed. Biopsy The posterior … See more • lesson4 at The Anatomy Lesson by Wesley Norman (Georgetown University) (parotid3) • cranialnerves at The Anatomy Lesson by Wesley Norman (Georgetown University) ( See more WebAug 25, 2024 · The facial nerve exits the skull via the stylomastoid foramen, after which it gives off the following branches: The posterior auricular nerve is the first extracranial branch to emerge which continues to provide motor innervation to the occipital belly of the occipitofrontalis muscle (occipital branch) and intrinsic auricular muscles (auricular …
Cervical plexus: Anatomy, branches, course, innervation Kenhub
WebJul 25, 2024 · The occipital bone is the most posterior cranial bone and the main bone of the occiput. It is considered a flat bone, like all other cranial bones, meaning that its primary function is either for protection or to … WebJan 22, 2024 · The great auricular nerve is a superficial nerve of the neck that arises from the cervical plexus. It arises from the anterior rami of spinal nerves C2 and C3, and is the largest ascending branch of the cervical … tried and true finish for dinner room table
Facial Nerve Anatomy and Clinical Applications - StatPearls
WebNov 7, 2016 · Introduction. The great auricular nerve (GAN) is a cutaneous branch of the cervical plexus originating from the C2 and C3 spinal nerves. 1 It innervates the skin over the external ear, the angle of the mandible and the parotid gland. 2 Here, we present a case of unusual ear pain with dysautonomia and gastrointestinal manifestations. WebAug 2, 2024 · Citation, DOI, disclosures and article data. The greater auricular nerve is a cutaneous branch of the cervical plexus that innervates the skin of the auricle as well as skin over the parotid gland and mastoid … WebJan 30, 2024 · Function. Clinical Significance. The retromandibular vein is located in the facial area in front of the ear. This is a paired vein, with one on each side of the face. This deep vein of the face drains deoxygenated … terrell county independent school district