Chapter 10 Flashcards
Oral cavity proper
Area inside the dental arches
Vermilon
Outline of lips
Labial commissure
Corner of mouth where lower lips and upper lips join
What are the two areas of oral cavity
Vestibule - space between the teeth
Oral cavity proper - space between the upper and lower dental arches
Gingiva
Gums
Normal gingiva
Self cleansing
Surround tooth
Unattached gingiva
Free gingiva
REGIONS of the face
9
Forehead Temples Orbital External nose Zygomatic Mouth and lips Cheeks Chin External ear
FEATURES of face
13
Outer canthus Inner canthus Ala Philtrum Tragus of ear Nasion Glabella Root of nose Septum Anterior naris Mental Angle of mandible Zygomatic arch
Teeth
Visible portion of the mouth called crown
Sit in bony sockets
Gingiva surrounds tooth
Taste buds
Form a V on the posterior portion of the tongue
sit in the dorsum of the tongue
Tongue
Responsible for Speech Taste Swallowing Cleansing Good position
Root of the tongue
sweet sensory
where is the body of the tongue
Anterior 2/3
Dorsum of the tongue
Taste buds
Rough
Sublingual part of the tongue
Covered with smooth transparent mucosa
Lingual frenulum of the tongue
Mucous membranes that extends from the floor to the underside
Soft palate
Moveable
No bones
Uvula
Hard palate
Separates nasal and oral cavity
Incisive papilla
Pear shaped pad of the tissue
Palatal rugae
Irregular ridges of masticatory mucosa
Palatine raphe
Runs posteriorly at midline
Palatal glands
Numerous small glands that open onto the palatal mucosa
