Osteology of the Skull and Nose, Nasal Cavity and paranasal Flashcards
Orange H/O for quiz on Monday 9/30
t/f
the suture line between the sphenoid and occipital bones disappears when a child reaches puberty
true
t/f
the crista galli is part of the ethmoid bone
true
t/f
the squamosal suture is an overlapping suture instead of a perpendicular joining of bones
true
t/f
the coronoid process is involved in the temporomandibular joint articulation
false
the articular fossa and eminence
t/f
the cribriform plate is the passageway for olfactory nerves from the nasal cavity to the brain
true
t/f
another name for the mental spines is the interior nasal spine
false
genial tubiels
t/f
the mandibular fossa is between the condyle and the coronoid process
false
t/f
the mental foramen is found on the mandible, not the maxilla
true
t/f
alveolar eminences are the most promeninent on the anterior teeth
true
t/f
the digastric fossa of the mandible can be seen laterally
false
what bones of the skull are paired
temporal
parietal
palatine
not occipital
the maxilla consists of a body and ____ processes
4
the lateral border of the nasal cavity is formed by the
inferior nasal conchae
the midline that shows fusion of the hard palate is called the
median palatine suture
the genial tubercles are located on the
internal anterior portion of the mandible
another name for the cheek bone is the ________ bone
zygomatic
the vertical portion of the mandible is called the
ramus
the structure that is composed of the vomer and the perpendiculate plate of the ethmoid bone is the
verticle nasal septum
there are 24 bones that make up the skull.
fourteen bones make up the bones of the face
1st statement false
2nd statement true
the bulging area of bone behind the third molar is the
maxillary tuberosity
the temporal fossa is made up of parts of which bones
frontal parietal sphenoid zygomatic all of the above
the mandibular foramen is located on the
medial ramus
the frontal lobe of the brain is within the
anterior cranial fossa
what bones are cranial bones
frontal
occipital
ethmoid
temporal
the opening in the sphenoid bone at the base of the skull is the
foramen ovale
the anterior border of the external ramus ends in the mylohyoid line.
it is often identified on radiographs as a thin radiolucent line
both statements false
the __________ bone and the mandible from the TMJ articulation
temporal
which structure is immediately inferior to the vomer
hard palate
the ________ is perpendicular to the median palatine suture
transverse palatine suture
two salivary glands are located within ______ in the medial body of the mandible
fossae
the suture at the top of the skull that marks the fusion of the parietal bones is the _____ suture
sagittal
t/f
the lateral margin of the external nose is known as the ala
true
t/f
the respiratory epithelium in the nasal cavity has nerve fibers that can perceive odors
fase
olfactory epithelium
t/f
there are four pairs of paranasal sinuses
true
t/f
the vomer and ethmoid form the main part of the nasal septum
true
t/f
the maxillae and the ethmoid form the floor of the nasal cavity
fase
formed by maxilla and palatine bone
t/f
the middle ethmoid sinuses are located in the meatus of the superior nasal concha
false
t/f
the maxillary sinuses are the largest paranasal sinues
true
t/f
sinuses play an important role in warming the air that flows into the respiratory system
false
not clinically confirmed
t/f
the pitutitary fossa is located about the spenoid sinuses
true
t/f
a maxillary sinus can have more than one opening
true
the most posterior-superior part of the nasal cavity is
where the ethmoid meets the spenoid bone
the area underneath each concha is known as a
meatus
the lateral walls of the nasal cavity are formed by the ________ conchae
inferior, middle, superior
the sinuses that are subdivided into numerous small compartments are the __________ sinuses
ethmoid
the _______ ethmoid sinuses are located within the ethmoid bulla
middle
_________ does not have a role in trapping contaminants that enter the nasal cavity
olfactory epithelium
under normal circumstances, sinueses are filled with
air
the thin bone that lies between the maxillary molars and the _________ is sometimes perforated during dental surgery
maxillary sinus
t/f
the deeper sinuses, particularly the ethmoid, are most commonly involved in sinus infections
a new opening can be surgically created to assist with proper drainage
false
maxillary sinus most involved
true
pain over the eye is most likely cuased by infection in the _________ sinus
frontal
the crescent shaped groove within the middle nasal concha is the ________
hiatus semilunaris
the cilia are hair-like projections on the epithelium in the ______ part of the nasal cavity
anterior
posterior
midline
lateral wall
the sinus that drains into the anteriiro part of the haitus semilunaris is the _____ sinus
frontal
in a young adult, the maxillary sinus generally lies between the maxillary canine and the ________
premolars and first molar
t/f
the nasolacrimal duct produces tears
these tears are carried into the nasal cavity
first statement false
second statement true
the opeing of the maxillary sinus is located at approximately
two-thirds upward toward the medial wall
which might not interfere with the floor of the maxillary sinus during the extration of a maxillary molar
a microdont molar
a patient who repeatedly presents with sinus infections should be referred to
ear, nose and throat specialist