Articulatory Systemvocal folds generate sound that is transmitted through vocal tractpharynx, oral cavity, nasal cavityarticulation ‐ adjustments in shape of these cavitiesarticulators ‐ structures that effect these shape changesBones of the Skull22 bonesall (but mandible) rigidly joined by suturesskull divided into facial skeleton and craniumfacial skeleton forms framework for organs of mastication, speech, respiration, muscles of facial expressioncranium houses and protects brainFacial Skeleton—Mandiblebegins as paired bone with a symphysisfuses early in development to become single boneMental protuberanceFacial Skeleton—Maxillapaired bone that forms upper jawcontributes to formation ofroof of mouthfloor and lateral walls of nasal cavityfloor of orbiteach bone has roughly pyramidal body with 4 processesFacial Skeleton—Nasal Bonestwo small oblong platesplaced side by side, form bridge of noselie medial to frontal processes of maxillaarticulate with frontal bone, maxilla, other nasal boneFacial Skeleton—Lacrimal Bonessmallest of facial bonesform part of medial wall of orbitlie lateral to frontal processes of maxillaFacial Skeleton—Palatine Bonessmall, but complexcontribute tofloor and lateral wall of nasal cavityposterior 1⁄4 of hard palatefloor of orbitFacial Skeleton—Zygomatic Bonescheekbonealong with zygomatic process of maxilla and temporal bone, form zygomatic archroughly quadrilateral with 4 processesmaxillaryorbitaltemporalfrontosphenoidalFacial Skeleton—Inferior Nasal Conchamakes up inferior aspect of lateral wall of nasal cavityFacial Skeleton—Vomerinferior half of bony nasal septumarticulates inferiorly with palatine process of maxilla and palatine bonesanterior border articulates with cartilagenous septum of noseCSD 3112 1st Edition Lecture 26Outline of Last Lecture I. Measuring Vocal Functiona. Stroboscopyb. Electroglottographyc. Acousticsd. ElectromyographyOutline of Current Lecture II. Articulatory System Anatomya. Bones of the SkullIII. Facial Skeletona. Mandibleb. Maxillac. Nasal Bonesd. Lacrimal Bonese. Palatine Bonesf. Zygomatic Bonesg. Inferior Nasal Conchah. VomerCurrent Lecture These notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.Articulatory System- vocal folds generate sound that is transmitted through vocal tract- pharynx, oral cavity, nasal cavity- articulation ‐ adjustments in shape of these cavities- articulators ‐ structures that effect these shape changesBones of the Skull- !22 bones- all (but mandible) rigidly joined by sutures- skull divided into facial skeleton and cranium- facial skeleton forms framework for organs of mastication, speech, respiration, muscles of facial expression- cranium houses and protects brain Facial Skeleton—Mandible - begins as paired bone with a symphysis- fuses early in development to become single bone- Mental protuberance Facial Skeleton—Maxilla- paired bone that forms upper jaw- contributes to formation ofo roof of moutho floor and lateral walls of nasal cavity o floor of orbit- each bone has roughly pyramidal body with 4 processes Facial Skeleton—Nasal Bones- two small oblong plates- placed side by side, form bridge of nose - lie medial to frontal processes of maxilla- articulate with frontal bone, maxilla, other nasal bone Facial Skeleton—Lacrimal Bones- smallest of facial bones- form part of medial wall of orbit- lie lateral to frontal processes of maxilla Facial Skeleton—Palatine Bones- small, but complex- contribute too floor and lateral wall of nasal cavity o posterior 1⁄4 of hard palateo floor of orbit Facial Skeleton—Zygomatic Bones- cheekbone- along with zygomatic process of maxilla and temporal bone, form zygomatic arch- roughly quadrilateral with 4 processes o maxillaryo orbitalo temporalo frontosphenoidal Facial Skeleton—Inferior Nasal Concha- makes up inferior aspect of lateral wall of nasal cavity Facial Skeleton—Vomer- inferior half of bony nasal septum- articulates inferiorly with palatine process of maxilla and palatine bones- anterior border articulates with cartilagenous septum of
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