Chapter 2 Flashcards by Genna Klassen

two bones, one under each eye to form the cheekbone

zygomatic

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two bones, one on each side of the face, to form the upper jaw

maxilla

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two bones, one on the right and the other on the left, to form the bridge of the nose

nasal

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two bones, one on each side of the nose near the eyes

lacrimal

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two bones inside the nasal cavity, scroll like

nasal conchae

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one bone: the lower back portion of the nasal septum

vomer

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the lower jaw

mandible

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paranasal sinus located at the inner sides of both eyes

ethmoid

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paranasal sinus located behind each eye

sphenoid

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paranasal sinus located above each eye, in the forehead

frontal

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paranasal sinus located on either side of the nose

maxillary

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mandible: slender rising section that forms an angle with the main portion of the back of the mandible

ramus

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where the lower mandible and the ramus meet

mandibular angle

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rounded surface at the top edge of the mandible that meets and joins with the temporal bone

condyle

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mandible unites with the temporal bone to form a movable joint

temporomandibular joint

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muscles elevate and lower the jaw

temporal

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muscles allow the mouth to close

masseter

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muscles allow the mandible to open, close, move forward and sideways.

pterygoid

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allows the lips to compact, compress and protrude

orbicularis oris

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muscle that allows the cheeks to move

buccinator

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allows the chin and lower lip to mve

mentalis muscle

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most important cranial nerve in dentristy

trigeminal

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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)

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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)

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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

The tongue’s papillae are ____ a) white patches b) grooves c) taste buds d) nerve supplies

Which vessel supplies oxygenated blood to the teeth? a) oral mandibular vein b) lingual artery c) facial vein d) external carotid artery

. A fractured zygoma is a broken ____ a) cheek bone b) nose c) lower jaw d) upper jaw

An abnormally fused lingual frenulum could cause a) ankyloglossia b) dyslinguae papillae c) xanthorhinoplasia d) pseudocheilitis

One of the most important cranial nerves in dentistry is the ____ nerve a) odontal b) trigeminal c) mandibular d) lingual

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

What procedure would be a surgical repair of the top rounded section of the mandible? a) condyloplasty b) ramusectomy c) sphenoidplasia d) pterygoidrrhaphy

Inflammation of the TMJ is a form of a) temporonae b) mandibulopasm c) arthritis d) arthroplegia

What are slender risings on the mandible called? a) ramusis b) rami c) ramixes d) raminges

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

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

What are bones in the nasal cavity called? a) nasal conchae b) nasoconchees c) nasaconchae d) nasalis conchases

What allows the TMJ to move freely? a) papillae b) oxygenated blood c) air d) fluid

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

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