Oral cavity and oropharynx Flashcards
Muscles of mastication?
Temporalis
Masseter
Medial pterygoid
Lateral pterygoid
Structures forming temporomandibular joint?
Condylar process of mandible
Mandibular fossa of temporal bone
Parts of the mandible?
Condylar process (head and neck) Coronoid process Body Mental protuberance Ramus Angle
Foramina of the mandible?
Mandibular foramen
Mental foramen
Origin of geniohyoid muscle?
Inferior mental spine
Origin of genioglossus muscle?
Superior mental spine
Temporomandibular joint is what type of joint?
Modified synovial hinge joint
Movements occurring at temporomandibular joint?
Elevation Depression Protrusion Retrusion Side to side movements
Pyerygoid muscles attach to?
Lateral pterygoid plate
Bone which forms lateral pterygoid plate?
Sphenoid bone
Muscle which forms floor of the mouth?
Mylohyoid
Muscle connecting palate to tongue?
Palatoglossus
Muscle connecting palate to pharynx?
Palatopharyngeus
Structure lying between palatoglossus and palatopharyngeus?
Oropharyngeal tonsil
Foramen caecum is the remnant of which embryological structure?
Thyroid diverticulum
Muscles of the tongue are innervated by?
Hypoglossal nerve
Anterior 2/3s of tongue are innervated by?
Mandibular branch of trigeminal nerve
Posterior 1/3 of tongue is innervated by?
Glossopharyngeal nerve