Unit 1- part 1 Flashcards
Which arch is less dense but more vascular?
Maxillary
What disease is commonly called brittle bone disease?
Osteogenesis Imperfecta
Osteogenesis Imperfecta is a _______ disease resulting from a _________ of the _____.
hereditary
hypoplasia (under development)
mesoderm
What disease is characterized by babies being born with multiple fractures?
Osteogenesis Imperfecta
Sometimes a person with Osteogenesis Imperfecta will have a ______ tint to their sclera?
bluish
Osteogenesis Imperfecta may occur along with what other disease?
Dentinogenesis Imperfecta
What is the disease characterized by obliterated pulp chambers and violet colored teeth?
Dentinogenesis Imperfecta
Someone with Osteogenesis Imperfecta will sometimes present with ______ _____radiographically
short roots
What is the opposite of Osteogenesis Imperfecta?
Osteopetrosis
Osteopetrosis is also called?
Albers-Schoenbergs
Osteopetrosis is a ____ disease that is very _____
hereditary
rare
The _______ is most commonly affected in Osteopetrosis because of its lack of ____ ____
Mandible
blood flow
Radiographically the bones will appear _____ ______ in Osteopetrosis?
equally opaque (white)
Someone with Osteopetrosis may present with ______ _______ seen Clinically?
pyogenous exudate (pus pushing out of skin)
_______ is the term used to describe things that cause birth defects?
Taratogens
Cleft Palate occurs in _/ ____ births?
1 / 2,500
Cleft Lip occurs in __/_____ births?
1 / 600
What is the least severe type of cleft palate?
Bifud Uvula
What 3 processes combine to form the palate?
2- lateral processes
1- globular process (pre-maxilla)
What gets in the way during the palate formation that is a common cause of cleft palate?
tongue
Other than the tongue, what else can cause cleft palate?
mothers nutrition
mother taking drugs
What do doctors use for babies with cleft palate so they can eat out of a bottle?
Obturator (acrylic retainer)
Cleidocranial Dysostosis is a ____-______ disease?
autosomal dominant
Gemination is when there are _____ roots and ____ crowns?
1 root
2 crowns
Concresecense is when the ___ of the roots is ____?
cementum
entwined
Clinically a person with _______ disease can touch their shoulders together?
Cleidocranial Dysostosis
Someone with Cleidocranial Dysostosis has a delay in?
eruption and shedding of teeth
Radiographically someone with Cleiodcranial Dysostosis may have?
Gemination and Concrescence
What disease has an unknown etiology but may have something to do with circulatory malformation?
Pagets
Pagets Disease is also called what 2 names?
Osteitis Deformans
Osteodystrophia Deformans
Pagets Disease can affect who, and when?
Anyone (Middle Age)
Pagets Disease occurs with a _____ of bone in either MX and MAND?
thickening
Pagets Disease will cause someone with dentures to have what happen?
Dentures stop fitting (too tight)
hat to tight also
________ is also called Osteitis when it is localized to bone tissue only?
Osteomyelitis
Osteomyelitis is an _______In the bone due to?
infection
inflammatory response to an organism
Osteomyelitis can take either a _____ or _____ course but, mostly occurs _______?
chronic
acute
acutely
OSTEOMYELITIS:
The area of bone involved becomes ______ and ___ is often formed which burrows through the overlying ______ bone. The ______ Is stripped away allowing infection to spread?
necrotic
pus
cortical
periosteum
Osteomyelitis is most commonly found in the _____ arch??
Mandibular
What is the tx for Osteomyelitis?
Antibiotics or Antiviral medications
What disease is a reaction of the bone near the apices of teeth due to a low grade infection?
Condensing Osteitis
Condensing Osteitis is also called?
Focal Sclerosing Osteomyelitis
Condensing Osteitis is most often found in the __ __ and ____ areas of the mouth?
MN premolar
Molar
Condensing Osteitis is seen radiographically as a ___ area extending from the area of the tooth _____ lying _____ the PDL.
radiopaque (white
apex
outside
Condensing Osteitis is often associated with teeth with large ______ or _______ teeth?
restorations
carious
What disease is due to an activation of retained embryonic tissue in the bone?
Myxoma
What disease is an aftermathn of therapeutic radiation treatment where bone and soft tissue is destroyed?
Osteoradionecrosis
__% of your lifetime dosage of radiation comes from x-rays?
11
____% of your lifetime dosage of radiation comes from RADON in the ground?
60
Osteoradionecrosis most often affects the ______ and results in ______ bone?
Mandible
weakened
Osteochemonecrosis is the same as ______ but is caused by ______?
Osteoradionecrosis
Bisphosphenates
Bisphospenates are used in the prevention of?
Osteoporosis
Bisphosphenate ______ are the worst type because they contain _______ ______?
shots
zaldronic acid
An Osteoma is characteristically______, ____ and ___?
hard
smooth
rounded
An Osteoma is a _____ tumor of bone arising from ____ elements on the basis of _____?
benign
embryonic
neoplasm (new growth)
Osteomas are frequently located on the outer surface of the _______ in the ___ area?
Mandible
premolar
What is the term for leftover pieces of embryonic tissue?
Rests of Mallisae
What disease characterized by abnormal growth of bone has an unknown cause?
Exostosis
What is the difference between Osteoma’s and Exostosis that can be seen clinically?
Exostosis is multi-lobulated and bilaterally located while Osteomas can occur only on one side and are NOT lobulated
______ is a category of exostosis that are lingually located in the mandibular region?
Tori (Torus)
At what age do we see exostosis/torus appear?
Puberty
Lingual Tori are called?
Torus Mandibularis
Palatal Tori are called?
Torus Palatinus
___% of the population have torus palatinus with a greater finding in _____?
20
females