Which Muscles prevent food from entering the Nasopharynx?
The Tensor and Levator Veli Palatini
What is the Nerve Supply of Superior Constrictor Muscle?
Sensory: CN X , Motor: CN XI (via X)
Nerve Innervation of Tensor Veli Palatini?
CN V3
What is the Action of Tensor Veli Palatini?
Tenses palate, opens auditory tube with mouth opening
The soft palate attaches to the Pharynx through which Structure?
Palatopharyngeal Arches
What is the Action of Levator Veli Palatini?
Elevates/raises palate (during swallowing)
What is the Nerve Supply of Levator Veli Palatini?
CN X
Soft Palate is covered by which type of Epithelium?
Nonkeratinized Mucosa
What is the Insertion of Levator Veli Palatini?
Palatine aponeurosis
WALDEYER’S RING consists of which Structures?
Ring of lymphoid tissue ■ Lingual tonsil (inferiorly) ■ Palatine tonsils (faucial tonsils) (laterally) ■ Nasopharyngeal tonsils (adenoids) (superiorly)
What is the Insertion of Tensor Veli Palatini?
Wraps around pterygoid hamulus to insert onto midline palatal aponeurosis (with contralateral fibers)
Bifid uvula results from incomplete fusion of which structure?
Palatine Shelves
What is the Origin of Superior Constrictor Muscle?
Pterygomandibular Raphe and Pharyngeal Tubercle; Mylohyoid line of Mandible.
The soft palate attaches to the tongue through which Structure?
Glossopalatine (Palatoglossal) Arches
The Fauces are present between?
Anterior and Posterior pillars
What is the Origin of Levator Veli Palatini?
Inferior petrous temporal bone, medial auditory tube
What is the Origin of Tensor Veli Palatini?
Greater wing of sphenoid (scaphoid fossa), lateral cartilage of auditory tube.
The pterygomandibular raphe is the meeting point od which Muscles?
The Buccinator Muscle and The Superior Pharyngeal Constrictor
What is the Insertion of Superior Constrictor Muscle?
Midline pharyngeal raphe, (posteriorly); pharyngeal tubercle.
What is the Action of Superior Constrictor Muscle?
Contract in waves (to propel food).
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