VAS TERMS, EXAM 1 STUDY GUIDE
Upper lip - Answers :includes vermillion zone of upper lip, surrounding area that runs
from base of nose to nasolabial sulcus ending at the commissures
Lower lip - Answers :including vermillion boarder of lower lip and commissures
extending downward to the labiomental groove
nasiolabial sulcus - Answers :groove running upward between each labial commissure
and each ala of the nose
labiomarginal groove - Answers :depression which separates lower lip from cheek
labiomental groove - Answers :separates the lower lip from the chin in the mental
region.
labial commissure - Answers :where upper and lower lips meet at each corner
tubercle of upper lip - Answers :inferior to the philtrum midline of the upper lip
terminates in a thicker area
philtrum - Answers :superior to midline of upper lip. vertical groove in skin
oral vestibule - Answers :entry way to the oral cavity proper located between the lips
and cheeks and the surface of the teeth.
oral cavity proper - Answers :back surface of teeth, palate, faucial isthmus floor of the
mouth and tongue.
maxillary arch - Answers :upper arch
mandibular arch - Answers :lower arch
Stensens duct - Answers :small elevation of tissue that protects the ductal opening of
the parotid salivary gland
frenum (singular) - Answers :Frena (plural)
Labial frenum - Answers :frenum located at the midline of both maxillary and mandibular
maxillary lateral frenum - Answers :frenum connecting cheek and tissue around teeth
located in the maxillary arch area
mandibular lateral frenum - Answers :frenum connecting cheek and tissue around teeth
located in the mandibular area
, mucobuccal fold - Answers :where the buccal mucosa meets the alveolar bone
Free gingiva - Answers :extension of attached gingiva which overlaps the tooth and is
not attached to the underlying bone or tooth
gingival sulcus - Answers :space under the free gingiva between free gingiva and tooth
attached gingiva - Answers :gingiva that adheres to the bone around the roots of the
teeth
free gingival groove - Answers :scalloped depression between free gingiva and attached
gingiva
mucogingival junction - Answers :line between attached and free gingiva
alveolar mucosa - Answers :more red and thinner than buccal mucosa, above attached
gingiva
interdental papilla - Answers :gingiva between adjacent teeth and adjoining attached
gingiva
hard palate - Answers :firmer; whiter; anterior
soft palate - Answers :looser posterior part of the palate; smaller
palatine rugae - Answers :Ruga (singular) firm irregular ridges of tissue directly posterior
to the incisive papilla
palatine fovea - Answers :small pit of the small palate located on one or both sides of
the palatine raphe; separates hard and soft palate
median palatine raphe - Answers :midline ridge of tissue. from incisive papilla to uvula
incisive papilla - Answers :small piece of tissue at the most anterior part of the hard
palate, lingual to central incisors
retromolar area (pad) - Answers :dense pad of tissue distal to the most distal tooth in
mandible and covering retromolar triangle
maxillary tuberosity - Answers :elevation on posterior aspect of each maxilla
dorsal - Answers :top
lateral - Answers :sides
ventral - Answers :underneath
Upper lip - Answers :includes vermillion zone of upper lip, surrounding area that runs
from base of nose to nasolabial sulcus ending at the commissures
Lower lip - Answers :including vermillion boarder of lower lip and commissures
extending downward to the labiomental groove
nasiolabial sulcus - Answers :groove running upward between each labial commissure
and each ala of the nose
labiomarginal groove - Answers :depression which separates lower lip from cheek
labiomental groove - Answers :separates the lower lip from the chin in the mental
region.
labial commissure - Answers :where upper and lower lips meet at each corner
tubercle of upper lip - Answers :inferior to the philtrum midline of the upper lip
terminates in a thicker area
philtrum - Answers :superior to midline of upper lip. vertical groove in skin
oral vestibule - Answers :entry way to the oral cavity proper located between the lips
and cheeks and the surface of the teeth.
oral cavity proper - Answers :back surface of teeth, palate, faucial isthmus floor of the
mouth and tongue.
maxillary arch - Answers :upper arch
mandibular arch - Answers :lower arch
Stensens duct - Answers :small elevation of tissue that protects the ductal opening of
the parotid salivary gland
frenum (singular) - Answers :Frena (plural)
Labial frenum - Answers :frenum located at the midline of both maxillary and mandibular
maxillary lateral frenum - Answers :frenum connecting cheek and tissue around teeth
located in the maxillary arch area
mandibular lateral frenum - Answers :frenum connecting cheek and tissue around teeth
located in the mandibular area
, mucobuccal fold - Answers :where the buccal mucosa meets the alveolar bone
Free gingiva - Answers :extension of attached gingiva which overlaps the tooth and is
not attached to the underlying bone or tooth
gingival sulcus - Answers :space under the free gingiva between free gingiva and tooth
attached gingiva - Answers :gingiva that adheres to the bone around the roots of the
teeth
free gingival groove - Answers :scalloped depression between free gingiva and attached
gingiva
mucogingival junction - Answers :line between attached and free gingiva
alveolar mucosa - Answers :more red and thinner than buccal mucosa, above attached
gingiva
interdental papilla - Answers :gingiva between adjacent teeth and adjoining attached
gingiva
hard palate - Answers :firmer; whiter; anterior
soft palate - Answers :looser posterior part of the palate; smaller
palatine rugae - Answers :Ruga (singular) firm irregular ridges of tissue directly posterior
to the incisive papilla
palatine fovea - Answers :small pit of the small palate located on one or both sides of
the palatine raphe; separates hard and soft palate
median palatine raphe - Answers :midline ridge of tissue. from incisive papilla to uvula
incisive papilla - Answers :small piece of tissue at the most anterior part of the hard
palate, lingual to central incisors
retromolar area (pad) - Answers :dense pad of tissue distal to the most distal tooth in
mandible and covering retromolar triangle
maxillary tuberosity - Answers :elevation on posterior aspect of each maxilla
dorsal - Answers :top
lateral - Answers :sides
ventral - Answers :underneath
