Which of the following muscles develop from 6th pharyngeal arch
Correct Answer: Thyroaretynoid
Description: Derivatives of the Pharyngeal Arches and their Innervation Pharyngeal arch Nerve Muscles Skeleton 1st Vth nerve- trigeminal: maxillary and mandibular divisions - Muscles of Mastication (temporal: masseter, medial, lateral pterygoids) - Myelohyoid - Anterior belly of digastric - Tensor veli palatini - Tensor tympani Premaxilla, Maxilla, Zygomatic bone, Pa of temporal bone. Meckel's cailage, Mandible, Malleus. Incus, Anterior ligament of malleus, Sphenomandibular ligament 2nd VIIth nerve- Facial - Muscles of facial expression (buccinator, auricularis, frontalis, platysma, orbicularis oris, orbicularis oculi) - Posterior belly of digastric, - Stylohyoid, - Stapedius Stapes, Styloid process, Stylohyoid ligament, Lesser cornu and upper poion of body of hyoid bone 3rd IXth nerve- glossopharyngeal - Stylopharyngeus Greater cornu and lower poion of body of hyoid bone 4th Xth nerve- Superior laryngeal nerve - Pharyngeal muscles - Cricothyroid - Levator veli palatini Thyroid cailage Epiglottis 6th Xth nerve - Recurrent laryngeal nerve - All Intrinsic muscles of larynx except cricothyroid Cricoid cailage Arytenoid cailage Corniculate Cuneiform
Category:
Anatomy
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