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143 Cards in this Set

  • Front
  • Back
-unpaired bone
-sieve like
-base of skull
ethmoid
upper portion of nasal septum
perpendicular plate of ethmoid
-contain ethmoid sinuses
-lamina papyracea
lateral masses of ethmoid
horizontal plate of ethmoid
cribriform plate
falx cerebri attachment
crista galli of ethmoid
origin for
LPM
MPM
lateral pterygoid plate
lateral wall of orbit
roof of infratemporal fossa
GREATER WING OF SPHENOID
foramen rotundum transmits
CN V-2
foramen spinosum
middle meningeal vessels
roof of orbit

superior orbital fissure
lesser wing of sphenoid
most bones are
endochondral
bones grow
appositional
hyaline model before they ossify
endochondral
1st evidence of bone ossification
8wk of prenatal dev
bone formation takes place in preexisting cartilage
endochondral
bones form directly as bone
intramembranous ossification
bone remodeling
osteclasts/blasts
newly formed organic bone matrix

no calcification
osteoid
bone is hard bc
calcification of extracellular matrix
bone elastic elastic bc
organic fibers
mandibular fossa part of
temporal bone
mandibular fossa
inferior surface of base of
ZYGOMATIC PROCESS
anterior of mand fossa=
articular eminence
fxn and articular portion of TMJ
articular eminence
posterior slope lined by
fibrous connective tissue
major growth site
condyle
1-ethmoid-perpendicular plate
2-vomer bone
3-septal cartilage ===
medial wall =
nasal septum
nasal cavity communicates with
NASOPHARYNX
NASAL CAVITY > NASOPHARYNX VIA
choanae
meatus
area below concha
blood supply of
nasal cavity
maxillary >
sphenopalatine branch
frontal and ethmoid bones form
anterior cranial fossa
frontal lobe
anterior cranial fossa
cribriform plate
anterior cranial fossa
foramen cecum
anterior cranial fossa
crista galli
anterior cranial fossa
anterior cranial fossa
frontal lobe
cribriform plate
foramen cecum
crista galli
sphenoid
temporal
parietal bone
middle cranial fossa
superior orbial fissure
middle cranial fossa
optic/ caratid canal
middle cranial fossa
occipital/ temporal
posterior cranial fossa
hyoglossal canal
posterior cranial fossa
foramen magnum
posterior cranial fossa
internal auditory meatus
posterior cranial fossa
cerebellum
pons
medulla oblongata
posterior cranial fossa
deep fossa's to zygomatic arch
1-temporal fossa
2-infratemporal fossa
infratemporal fossa communicates...
pterygopalatine
infratemporal fossa communicates with
pterygopalatine fossa via
pterygomaxillary fissure
medial to zygomatic arch
temporalis muscle
zygomatic articulates with

ANTERIORLY
MAXILLA
zygomatic articulates with

POSTERIORLY
temporal bone ---
the zygomatic process
fossa btw
pharynx
ramus of mandible
it is posterior to maxilla

*infratemporal fossa
infratemporal fossa contents
MPM
LPM
maxillary artery
pterygoid plexus
Mand V3
chorda tympani (facial nerve)
otic ganglion
(glossopharyngeal nerve)
MPM

LPM

in what fossa
infratemporal fossa
max artery in what fossa
infratemporal fossa
chorda tympani
infratemporal fossa
anterior wall of infratemp fossa
maxilla-posterior
posterior wall of
infratemp fossa
temporal bone-
tympanic part
styloid process
medial wall of
infratemp fossa
sphenoid bone-
lateral pterygoid
lateral wall of
infratemp fossa
mandible -ramus
pterygoid plexus
infratemporal fossa
otic ganglion
infratemporal fossa
roof of infratemporal fossa
sphenoid-greater wing
*also greater wing forms lateral wall of orbit
floor of infratemp fossa
where MPM inserts near angle of mandible
maxillary artery in
infratemp fossa
pterygopalatine fossa communicates

medially with
nasal cavity

via
spenopalatine formen
pterygopalatine fossa communicates

posteriorly
cranial cavity
pterygopalatine fossa communicates

laterally
with infratemp fossa

via pteygomax fissure
what lies in pterygopalatine fossa
pterygopalatine ganglion
pterygopalatine ganglion

receives
preganglionic parasym fiber are
facial nerve

via

greater petrosal nerve
pterygopalatine ganglion
sends

postgang parasymp fibers
to lacrimal gland
palate gland
sphenopalatine foramen
spenopalatine vein, arter, nerve
pterygoid canal>>
petrosal nerves (deep/greater)
pterygomaxillary fissure
posterior superior alveolar VAN

maxillary artery
foramen rotundum>>
V2
inferior orbital fissure >>
v2
pterygopalatine canal>>>
greater/lesser
palatine VAN
pharyngeal canal >>
V2 pharyngeal branch
inferior nasal concha
a seperate bone
superior
middle conchae
ethmoid bone
space below conchae
meatus
conchae
increase surface area within nasal cavity
inferior meatus opening
nasolacrimal duct
middle meatus openings
frontal sinus> drain
infundibulum
middle ethmoidal sinuses drain>>>
ethmoidal bulla
pterygoid processes >
spenoid bone
medial wall of infratemporal fossa
lateral pterygoid plate
lateral wall of nasal cavity
medial pterygoid plate
medial plate ends in
hamulus
oral cavity roof=
1-maxilla
2-palatine bone
maxilla - palatine process =
2/3 roof of mouth
palatine bone > horizontal plate
1/3 roof of mouth
palatal muscle motor innervation
pharyngeal plexus
haversian system is found
compact bone of
diaphysis
acetabulum
head of femur
acetabulum
superior
ilium
acetabulum
posteroinfer
ischium
acetabulum
anteromedially
pubis
osteomyelitis
staph
inherited increase in bone density
albers-schonberg
overgrowth/sclerosis
thickeing of cortex
obilertion of medullary
alber schonberg
dwarfism
achondroplasia
brittle bone
OI
inadequate osteoid production
OI
multiple fx
oi
bone replaced w fibrous tissue
fibrous dysplasia
one bone
monostotic fibrous dysplasia
endocrine & many bones
polyostotic fibrous dysplasia
polyostotic fibrous dysplasia
albright
localized tissue death (necrosis)

regeneration of bone
osteochondroses
osteochondrosis
avascular necrosis
degeneration
aseptic necrosis >
regeneration & reossification
osteochondroses
rapid bone growth>blood at growing ends (epiphysis) becomes insufficient>
necrosis of bone
spine at intervertebral
physeal osteochondrosis
pyseal osteochondrosis
scheuermanns
occurs @ joints
articular
osteochondrosis at any location
non-articular
non articular=
osgood schlatter of tibia
osteitis deformans
paget's
metabolic bone dx>

excess breakdown
abnormal bone formation
pagets
teeth spread
paget
paget's >predisposed to
osteosarcoma
increased
alkaline phoshatase
pagets
index of
osteoblastic activity
bone formation
alkaline phosphatase
increased alkaline phosphatase

increased Ca

decreased phosphorous

hyperparathyroidism
von recklinghause
elevated in prostate cancer
acid phosphatase
inflammatory response of dental pulp to a low grade infection
condensing osteitis=
sclerosing osteitis
softening of bone
osteomalacia
osteomalacia mimic
osteoporosis
bone pain
-hips
-muscle
-bone fx
osteomalacia
softening due to
osteoid that has failed to calcify
delayed tooth eruption

malocclusion

dev abnormalities of dentin
osteomalacia
-fx in more than 2 pieces
-crushed
comminuted
broken in 2 pieces
complete fx
cracks 1 side
fx not all the way thru
greenstick
broken in one place
single fx
bone sticking thru skin
open fx
healing of fx phases
1-inflammatory phase

2-reparative phase

3-remodeling phase
blood clot
inflammatory phase
callus of cartilage
reparative phase
callus of cartilage >
bony callus (compact bone)
reparative phase
cortex is revitalized
remodeling phase
fx fail to heal
1-ischemia
2-mobility
3-interposition of soft tissue
4-infection