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Branchial Arches

QuestionAnswer
Arch I - nerve CN V
Arch I - Muscles Muscles of Mastication, Mylohyoid, Anterior Belly of Digastric, Tensor veli palatine, Tensor tympani
Arch I - Cartilages Malleus, Incus
Arch I - Ligaments Anterior Ligament of Malleus, Sphenomandibular ligament
Arch I - Pouch Pharyngotympanic tube, Tympanic Cavity, Mastoid antrum
Arch I - Groove External acoustic meatus
Arch I - Membrane Tympanic Membrane
Arch II - Nerve CN VII
Arch II - Muscles Muscles of Facial Expression, Stapedius, Stylohyoid, Posterior Belly of Digastric
Arch II - Cartilages Stapes, Styloid Process, Lesser cornu, Upper Body of Hyoid
Arch II - Ligaments Stylohyoid ligament
Arch II - Pouch Tonsillar Sinus/Fossa, Endoderm -> Crypts
Arch II - Groove Nothing
Arch II - Membrane Nothing
Arch III - Nerve CN IX
Arch III - Muscles Stylopharyngeus
Arch III - Cartilages Greater cornu, Lower body of Hyoid
Arch III - Ligaments Nothing
Arch III - Pouch Inferior Parathyroid Gland, Thymus
Arch III - Groove Nothing
Arch III - Membrane Nothing
Arch IV & VI - Nerve CN X, Superior Laryngeal (4), Recurrent Laryngeal (6)
Arch IV & VI - Muscles Cricothyroid (4), Constrictors of Pharynx, Levator veli palatine, Intrinsic Muscles of Larynx (6)
Arch IV & VI - Cartilages Laryngeal Cartilages: Thyroid, Cricoid, Arytenoid, Corniculate, Cuneiform
Arch IV & VI - Ligaments Nothing
Arch IV & VI - Pouch Superior parathyroid gland, Ultimopharyn-geal body -> Parafollicular cells in thyroid gland
Arch IV & VI - Groove Nothing
Arch IV & VI - Membrane Nothing
Created by: jamiemae0610