Muscles Of Articulation Flashcards
Orbicularis occuli
Surrounds the eyes
Orbicularis oris
Muscles that help pucker the lips
Tongue
Divided medically by the median fibrous septum
Parts of tongue: Dorsum, tip/apex, base
Intrinsic tongue muscles
Superior longitudinal
Inferior longitudinal
Transverse
Vertical
Lie WITHIN the tongue
Extrinsic tongue muscles
Genioglossus - retracts the tongue
Hyoglossus - pulls the sides of the tongue down
Styloglossus - draws the tongue back and up
Chondroglossus - depresses the tongue
Palataglossus - elevates the tongue and depresses the soft palate
Muscles of the velum
Levator veli palatine
Musculoskeletal uvulae
Tensor veli palatini
Palatoglossus
Palatopharyngeus
Levator veli palatini
Elevates and retracts posterior velum
Musculus uvulae
Shortens the soft palate
Tensor veli palatini
Dilates the auditory tube
Palatopharyngeus
Narrows the pharynx and lowers the soft palate
Pharyngeal musculature
Superior, middle, inferior pharyngeal constrictor
Salpingopharyngeus
Stylopharyngeus
Superior pharyngeal constrictor
Pulls the pharyngeal wall forward and constricts the pharyngeal diameter
Middle pharyngeal constrictor
Narrows the diameter of the pharynx
Inferior pharyngeal constrictor and thyropharyngeus
Reduce diameter of the lower pharynx
Salpingopharyngeus
Elevates the lateral pharyngeal wall