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Arches are comprise of mesoderma and neural crest cells
1st Arch
-muscles of mastication, mylohyoid, tensor veli palatini, tensor tympani,anterior digastric, maxilla, zygoma, mandible, malleus, incus, spheno-mandibular ligament, CN V
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Arches are comprise of mesoderma and neural crest cells
2nd Arch
-Muscles of facial expression, posterior digastric, stapedius, stylohyoid, lesser horn and upper body of hyoid, CN VII
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Arches are comprise of mesoderma and neural crest cells
3rd Arch
-Stylopharyngeus, greater horn and lower body of hyoid, CN IX
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Arches are comprise of mesoderma and neural crest cells
4th Arch
-Muscles of soft palate (except tensor veli palatini), muscles of pharynx (except stylopharyngeus), cricopharyngeus, cricothryoid, laryngeal cartilages, CN X (superior laryngeal branch)
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Arches are comprise of mesoderma and neural crest cells
6th Arch
-Intrinsic laryngeal musclulature, laryngeal cartilages, CN X (recurrent laryngeal branch)
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