Thyroid cartilage arises from which pharyngeal arch?
(D) 4th & 6th DERIVATIVES OF THE PHARYNGEAL ARCHES AND THEIR INNERVATIONPharyngeal ArchNerveMusclesSkeleton1. Mandibular (maxillary & mandibular processes)V. Trigeminal: maxillary & mandibular divisionsMastication (Temporal; Masseter; Medial, Lateral Pterygoids); Mylohyoid; Anterior belly of Digastric; Tensor palatine, Tensor tympaniPremaxilla, Maxilla, Zygomatic bone, part of temporal bone, Meckel's cartilage, mandible malleus, incus, anterior ligament of malleus, sphenomandibular ligament2. HyoidVII. FacialFacial expression (buccinator, auricularis, frontalis, platysma, orbicularis oris, orbicularis oculi) posterior belly of digastric, stylohyoid, stapediusStapes, styloid process, stylohyoid ligament, lesser horn and upper portion of body of hyoid bone3IX. GlossopharyngealStylopharyngeusGreater horn and lower portion of body of hyoid bone4-6X. VagusSuperior laryngeal branch (nerve to fourth arch)Cricothyroid, levator palatine, constrictors of pharynxLaryngeal cartilages (thyroid, cricoid, arytenoid, corniculate, cuneiform) Recurrent laryngeal branch (nerve to 6th arch)Intrinsic muscles of larynx
3rd
4th
5th
4th & 6th
Misc.