action & innervation of supralaryngeal muscles

Hide All  Show All  Shuffle    Help   muscle cranial nerve muscle action       velopharyngeal sphincter   X Vagus   protrudes and elevates pharyngeal wall--contributes to velopharyngeal closure   salpingopharyngeus   pharyngeal plexus innervated by X & XI   elevates pharynx   stylopharyngeus   IX glossopharyngeal   elevates & opens pharynx, esp. during swallowing   cricopharyngeal m.   pharyngeal plexus innervated by X & XI   seals/opens esophagus (must relax to swallow)   Superior, middle & Inferior pharyngeal constrictors   pharyngeal plexus innervated by X & XI   narrows pharynx   musculus uvulae   pharyngeal plexus innervated by X & XI   raises velum in superior & posterior direction, shortens/bunches uvula   levator veli palatini   pharyngeal plexus innervated by X & XI   raises velum   tensor veli palatini   V trigeminal   tenses velum (contributes to velopharyngeal closure)   superior longitudinal muscle   XII hypoglossal   raises tip of tongue   Inferior longitudinal muscle   XII hypoglossal   tip of tongue down   hyoglossus   XII hypoglossal   retracts or depresses tongue, elevates hyoid   chondroglossus   XII hypoglossal   depresses tongue   vertical lingual m.   XII hypoglossal   flattens and depresses tongue   genioglossus   XII hypoglossal   depresses, flattens tongue   anterior genioglossus   XII hypoglossal   retracts tongue tip   posterior genioglossus   XII hypoglossal   protrudes tongue   palatoglossus   X Vagus   elevates rear of tongue, pulls tongue back to groove, depresses velum forms anterior faucial pillar   digastric   V trigeminal & VII facial   depresses mandible or elevates hyoid   geniohyoid   XII hypoglossal   depresses mandible or elevates hyoid   mylohyoid   V trigeminal   depresses the mandible or elevates the hyoid   platysma   VII facial   depresses mandible, corner of mouth & wrinkles skin of neck and chin   lateral pterygoids   V trigeminal   protrudes mandible, also moves laterally, implicated in bruxism   medial pterygoids   V trigeminal   raises & protrudes mandible, also moves laterally   temporalis   V trigeminal   raises & retracts mandible, implicated in bruxism & teeth clenching, maintains rest position of jaw when upright   masseter   V trigeminal   strongest craniomandibular muscle, elevates mandible against maxilla, moves mandible laterally   mentalis   VII facial   elevates & wrinkles chin, protrudes lower lip   levator labii superior   VII facial   elevates upper lip   levator labii superioris alaeque nasi   VII facial   elevates upper lip, flares nostril   zygomatic minor   VII facial   elevates upper lip & dilates mouth opening   levator anguli oris   VII facial   elevates angle of upper lip--up and medially   zygomatic major   VII facial   draws corner of mouth up and back ("smile muscle")   depressor anguli oris   VII facial   depresses & retracts lower lip ("triangular muscle"), depresses corners of mouth   depressor labii inferior   VII facial   depresses lower lip   palatopharyngeus   pharyngeal plexus from X & XI   depresses velum or elevates larynx & pharynx, narrows faucial isthmus (forms post. faucial pillar)   transverse muscles   XII hypoglossal   narrows & lengthens, lifts sides of tongue   orbicularis oris   VII facial   puckers/closes mouth   risorius   VII facial   retracts corners of mouth   buccinator   VII facial   flattens cheek   styloglossus   XII hypoglossal   retracts tongue   Hide All  Show All  Shuffle Notes Flashcards StudyStack Study Table Matching Hangman Crossword Unscramble Type In Bug Match Targets Export Print Edit Email Hmm...