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Artic & Swallowing
A&P terms
| Muscle | Origin/Insertion/Innervation |
|---|---|
| Genioglossus | Origin: Symphasis of mandible inner surface Insertion: tongue, corpus of hyoid Innervation CN XII (12) |
| Hyoglossus | Origin: superior surface of greater cornu of hyoid Insertion: lateral portion of tongue CN XII (12) |
| Styloglossus | Origin: styloid process Insertion: lateral edges of tongue Innervation: CN XII (12) |
| Palatoglossus | Origin: palatal aponeurosis Insertion: lateral sides of tongue Innervation: CN X (10) and XII (12) |
| Lavator Veli Palatini | Origin: temporal bone Insertion: palatal aponeurosis Innervation: CN X (10) and XII (12) |
| Palatopharyngeus | Origin:anterior hard palate and mid soft palate Insertion: thyroid cartilage Innervation: CN X (10) and XII (12) |
| Masseter | Origin: zygomatic arch Insertion: mandible Innervation: CN V (5) |
| Temporalis | Origin: temporal fossa Insertion: mandible Innervation: CN V (5) |
| Medial pterygoid | Origin: medial pterygoid Insertion: mandible Innervation: CN V (5) |
| Lateral pterygoid | Origin: pterygoid & greater wing sphenoid Insertion: mandible Innervation: CN V (5) |
| Digastricus anterior belly | Origin: mandibular symphasis Insertion: intermediate tendon Innervation: CN V (5) |
| Digastricus posterior belly | Origin: mastoid process of temporal bone Insertion: intermediate tendon Innervation: CN VII (7) |
| Mylohyoid | Origin: myloid line of mandible Insertion: median fibrous raphe Innervation: CN V (5) |
| Geniohyoid | Origin: mental spines of mandible Insertion: hyoid Innervation: CN XII (12) |