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initially the alveolar bone serves to _ _ _ _,
later it serves to _ _ _
protect the developing tooth; support the teeth
TERM 2
the alveolar bone is composed
of
DEFINITION 2
alveolar bone proper & supporting bone
TERM 3
types of supporting bone
DEFINITION 3
compact bone & cancellous bone
TERM 4
The alveolar crest is
DEFINITION 4
the coronal border of the alveolar process about 1-2 mm
from the CEJ
TERM 5
In the anterior areas it is _ & in the molar
areas it is usually
DEFINITION 5
rounded; flat
The area between the teeth is referred to as
the interdental septum
TERM 7
Mature bone is _% inorganic, with _% organic
materials, & _% water
DEFINITION 7
TERM 8
The main mineral crystal is _ _ which is very
similar to that found in cementum
DEFINITION 8
calcium hydroxyapatite
TERM 9
the layer of bone that surrounds the sockets
of the roots of teeth
DEFINITION 9
alveolar bone proper
TERM 10
Alveolar bone proper is _ bone that is
perforated by _ fibers of the PDL that are
attached to the bone at various angles
DEFINITION 10
compact; Sharpeys
Compact bone is one of the two types of _
bone
supporting
TERM 17
compact bone consists of
DEFINITION 17
plates of bone that cover the buccal & lingual surfaces of the
maxilla & mandible
TERM 18
Compact alveolar bone AKA
DEFINITION 18
cortical bone
TERM 19
Compact bone is composed
of
DEFINITION 19
osteons, or haversian systems
TERM 20
The haversian sytems are made up of
DEFINITION 20
haversian canals with radiating lamellae containing lacunae
& their enclosed osteocytes (if the bone is alive)
Canaliculae are
small branching tubules, that radiate from each osteocyte,
interconnecting with other osteocytes
TERM 22
haversian canals run generally in a _ direction
& contain blood vessels, usually _ & _ _, but
occasionally _
DEFINITION 22
longitudinal; capillaries; postcapillary venules; arterioles
TERM 23
Volkmanns canals contain
DEFINITION 23
blood vessels
TERM 24
Volkmanns canals are at
DEFINITION 24
right angles to the haversian canals
TERM 25
volkmann's canals
DEFINITION 25
connect the haversian canals as well as perforate the
alveolar bone proper & the lining of cancellous bone
in the area of bone where tendons, ligaments,
or muscle attach, the periosteum is
absent
TERM 32
endosteum
DEFINITION 32
a finer layer of connective tissue cells adjacent to the marrow
& cancellous bone spaces thas have osteogenic properties
TERM 33
The cortical bone immediately beneath the
periosteum & endosteum will have
DEFINITION 33
several lamellae that extend around the bone in an
uninterrupted mannerthe outer & inner circumferential
lamellae
TERM 34
Dehiscence
DEFINITION 34
the bone perforation involves the alveolar crestal bone
TERM 35
Fenestration
DEFINITION 35
a window-like perforation that does not affect crestal bone
the spelling of: the bone perforation involves
the alveolar crestal bone
Dehiscence
TERM 37
the spelling of: a window-like perforation that
does not affect crestal bone
DEFINITION 37
fenestration
TERM 38
Cancellous bone
DEFINITION 38
supports the alveolar bone proper & fills the space between
the buccal & lingual cortical plates of compact bone
TERM 39
cancellous bone is made of
DEFINITION 39
trabecular bone interspersed with marrow
TERM 40
trabecular bone is
DEFINITION 40
composed of lamellae with osteocytes; It is usually thin & is
not perforated by blood vessels, so no complete haversian
systems are noted
After eruption, teeth continue to move due
to
After eruption, teeth continue to move due to
TERM 47
Tipping movements result in
DEFINITION 47
contralateral* areas of compression & tension
TERM 48
In the areas of compression
DEFINITION 48
cells are activated which will resorb bone &, possibly,
cementum
TERM 49
Osteoclasts form from
DEFINITION 49
monocytes & remove bone
TERM 50
resorb cementum
DEFINITION 50
Odontoclasts
On the tension side osteoblasts &
cementoblasts are activated from
connective tissue cells-fibroblasts, or possibly mesenchymal
cells
TERM 52
Osteoblasts are responsible for forming
DEFINITION 52
bone
TERM 53
cementoblasts form
DEFINITION 53
cementum
TERM 54
Deposition of material in a resorption zone is
called
DEFINITION 54
an area of reversal & shows up as a reversal line
TERM 55
A tooth may be moved bodily & compression
& tension occur along _ of the tooth
DEFINITION 55
opposite sides
