Chapter 2 Flashcards
two bones, one under each eye to form the cheekbone
zygomatic
two bones, one on each side of the face, to form the upper jaw
maxilla
two bones, one on the right and the other on the left, to form the bridge of the nose
nasal
two bones, one on each side of the nose near the eyes
lacrimal
two bones inside the nasal cavity, scroll like
nasal conchae
one bone: the lower back portion of the nasal septum
vomer
the lower jaw
mandible
paranasal sinus located at the inner sides of both eyes
ethmoid
paranasal sinus located behind each eye
sphenoid
paranasal sinus located above each eye, in the forehead
frontal
paranasal sinus located on either side of the nose
maxillary
mandible: slender rising section that forms an angle with the main portion of the back of the mandible
ramus
where the lower mandible and the ramus meet
mandibular angle
rounded surface at the top edge of the mandible that meets and joins with the temporal bone
condyle
mandible unites with the temporal bone to form a movable joint
temporomandibular joint
muscles elevate and lower the jaw
temporal
muscles allow the mouth to close
masseter
muscles allow the mandible to open, close, move forward and sideways.
pterygoid
allows the lips to compact, compress and protrude
orbicularis oris
muscle that allows the cheeks to move
buccinator
allows the chin and lower lip to mve
mentalis muscle
most important cranial nerve in dentristy
trigeminal
provides sensation for the hard palate, the soft palate, the uvula, the periosteum, upper teeth, gums as well as the tonsils, cheeks and nose
maxillary (division of the trigeminal nerve)
provides sensation to lower teeth, gums, some muscles in the floor of the mouth, the lower lip, cheeks, chin and tongue, as well as allowing for movement of the tongue
mandibular (division of the trigeminal)
third division of the trigeminal nerve, provides sensation to the several structures including the forehead, scalp, eyes, eyelids, eyebrows, and nose
ophthalmic
carotid artery that supplies blood to the teeth, tongue, tonsils, and palate
external carotid
supplies blood to the maxillary front teeth
infraorbital
supplies blood to the maxillary teeth
maxillary
supplies blood to the mandibular teeth
inferior alveolar
supplies blood to the face, tonsils, palate and salivary gland
facial
supplies blood to the tongue, tonsils, throat, and soft palate
lingual
delivers blood from the head back to heart,
jugular
carries blood from the upper jaw back to the heart
maxillary
a network of veins that collects blood from the head, and empties mostly into the maxillary vein
pterygoid venous plexus
lips
labia
the upper lip
superior oris
lower lip
inferior oris
corners of the mouth
labial commissure
where the lips meet the facial skin
vermilion border
from the vermilion border into the inside of the mouth, ending where the lips meet the mucous membranes
vermilion zone
infranasal groove of the upper lip
philtrum
term used to describe the tongue
glossa
groove that divides the tongue’s top surface into right and left sections
median sulcus
taste buds found on the dorsal surface of the tongue
papillae
term used to describe a small fold of membrane that attaches a more fixed area to a movable structure
frenum (frenulum)
a membrane that connects the floor of the mouth to the undersurface of the tongue
lingual frenum
roof of the mouth
palate
roof of the mouth from behind the front teeth reaching near to the back of the mouth
hard palate
roof of the mouth, toward the back of the mouth where the structure softens
soft palate
the structure that hangs down from the palate at the back of the mouth
uvula
term used to describe the gum space between the teeth and the cheeks
vestibule
By virtue of its prefix, we know that the infranasal philtrum is located ____
a) around the nose
b) above the nose
c) under the nose
d) inside the nose
c
The tongue’s papillae are ____
a) white patches
b) grooves
c) taste buds
d) nerve supplies
c
Which vessel supplies oxygenated blood to the teeth?
a) oral mandibular vein
b) lingual artery
c) facial vein
d) external carotid artery
d
. A fractured zygoma is a broken ____
a) cheek bone
b) nose
c) lower jaw
d) upper jaw
a
An abnormally fused lingual frenulum could cause
a) ankyloglossia
b) dyslinguae papillae
c) xanthorhinoplasia
d) pseudocheilitis
a
One of the most important cranial nerves in dentistry is the ____ nerve
a) odontal
b) trigeminal
c) mandibular
d) lingual
b
The palate is divided into the ____
a) anterior and superior palates
b) inferior and superior palates
c) medial and labial palates
d) hard and soft palates
d
What procedure would be a surgical repair of the top rounded section of the mandible?
a) condyloplasty
b) ramusectomy
c) sphenoidplasia
d) pterygoidrrhaphy
a
Inflammation of the TMJ is a form of
a) temporonae
b) mandibulopasm
c) arthritis
d) arthroplegia
c
What are slender risings on the mandible called?
a) ramusis
b) rami
c) ramixes
d) raminges
b
The maxillary vein ____
a) returns blood from the upper jaw to the heart
b) delivers oxygenated blood to the lower jaw
c) delivers oxygenated blood to the cheeks
d) supplies the maxillary teeth with oxygenated blood
a
The junction of the upper and lower lip, at the mouth’s corners is the ____
a) labial commissure
b) vermilion border
c) frenulum
d) papillar space
a
What are bones in the nasal cavity called?
a) nasal conchae
b) nasoconchees
c) nasaconchae
d) nasalis conchases
a
What allows the TMJ to move freely?
a) papillae
b) oxygenated blood
c) air
d) fluid
d
Lack of blood supply to the tongue could be caused by obstruction of the ___
a) alveolar artery
b) lingual artery
c) facial vein
d) infraorbital vein
b
The ____ muscle allows the cheeks to move
buccinator
Inflammation of all the sinuses is called ___
pansinusitis
The ____ muscle is responsible for movement of the chin
mentalis
Sinuses located in the forehead are called the ____ sinuses
frontal
The inability to close the mouth may result from an abnormality of the ____ muscle
masseter
The surgical removal of the posterior structure that hangs down from the palate is called an ____
uvulectomy
The surgical procedure that cuts into the upper jaw is called a ____
maxillotomy
The gum area that is between the teeth and the cheek is called the ____
vestibule
The un-paired, single bone located at the lower back area of the nasal septum is the ____
vomer
