Vocab - Ch 10: Landmarks of the Face and Oral Cavity

ala

wing-like tip of the outer side of each nostril

plural form has an e at the end

angle of the mandible

lower posterior of the ramus

angular cheilosis

• also referred to as cheilitis

• a skin inflammation affecting the corners of the mouth

anterior faucial pillar

anterior arch of the soft palate

anterior naris

nostrils

plural, nares

buccal vestibule

area between the cheeks and the teeth or alveolar ridge

canthus

fold of tissue at the corner of the eyelids

filiform papillae

threadlike elevations that cover the dorsal and lateral sides of the tongue

Fordyce spots

white spots that appear on the buccul mucosa

frenulum

soft tissue that runs in a thin line between the lips and gums

gingiva

masticatory mucosa that covers the alveolar processes if the jaws and surrounds the necks of the teeth

plural form has an e at the end

glabella

• smooth surface of the frontal bone

• the anatomical part directly above the root of the nose

incisive papilla

pear-shaped pad of tissue that covers the incisive foramen

isthmus of fauces

opening between the two arches of the soft palate

labia

• gateway to the oral cavity

• commonly known as the “lips”

labial commissure

the angle at the corner of the mouth where the upper and lower lips join

labial frenum

• band of tissue that passes from the facial oral mucosa at the midline of the arch to the midline of the inner surface of the lip

• also called the frenulum; plural, frenula

mental protuberance

part of the mandible that forms the chin

mucobuccal fold

base of the vestibule where the buccal mucosa meets the alveolar mucosa

mucogingival junction

distinct line of color change in the tissue where alveolar membrane meets with attached gingivae

nasal root

top of the nose that attaches the nose to the forehead

nasion

midpoint between the eyes just below the eyebrows

nasolabial sulcus

groove extending upward between the labial commissure and the nasal ala

oral cavity proper

space in the mouth that includes the tongue bounded within the upper and lower dental arches

parotid papilla

small elevation of tissue located opposite the maxillary second molarp

philtrum

vertical groove from under the nose to the midline of the upper lipp

posterior faucial pillar

posterior arch of the soft palate

septum

tissue that divides the nasal cavity into two nasal fossae

tragus

cartilaginous projection anterior to the external opening of the ear

uvula

pear-shaped projection at the end of the soft palate

vallate papillae

largest papillae on the tongue, arranged in the form of a V in the dorsal area

vermilion border

darker-colored border around the lips

vestibule

space between the teeth and the inner mucosal lining of the lips and cheeks

zygomatic arch

arch formed when the temporal process of the zygomatic arch articulates with the zygomatic process of the temporal bone