8. Skeletal Part II: Joints Flashcards
Part of the palatine bone that forms the palate
Horizontal plate
Part of the palatine bone that forms part of the FLOOR OF THE ORBIT
Perpendicular plate
True or False. Palatine bones form the Floor of the Orbit
True
Most common congenital orofacial defect
Cleft lip
Other name for cleft lip
Cheiloschisis
Syndrome or trisomy assoc with cleft lip or palate
Trisomy 13 or Patau Syndrome
Cleft lip tx follows RULE OF 10
10 weeks
10 lbs
10 g/dL Hemoglobin
>10,000 wbc
Cleft lip is more common to what gender
Male (Lip-Lalaki)
Cleft in the midline is aka
Hare lip or Median cleft lip
Cleft palate occurs between _ to _ of development
8 to 10 WEEKS
Cleft palate is treated in what age
12 to 18 MONTHS (delayed for speech dev)
Cleft palate is more common on what gender
Females (Palate-Pemale)
Clefts are common on what side
Left (cLEFT)
Cleft of the HARD Palate
Uranoschisis
Cleft of the SOFT Palate
Staphyloschisis
Primitive backbone
Notochord
Vertebrae was developed from what MESODERMAL embryonic structure
Somites
Total number of vertebrae in ADULTS
26
Total number of vertebrae in CHILDREN
33
Vertebra / Joint assoc with “YES”
C1 and Occipital bone = Atlantooccipital joint
Vertebrae / Joint involved with “NO”
C1 and C2 (Dens) = atlantoaxial joint
Vertebra with most prominent spinous process
C7
Vertebrae that has transverse foramen
C1 to C6
What passes through the transverse foramen
Vertebral artery
Vertebral artery is a branch of what artery
Subclavian artery
5 branches of Subclavian artery (VIT CD)
Vertebral Internal thoracic Thyrocervical Costocervical Dorsoscapular
3 branches of the ARCH OF THE AORTA
Brachiocephalic artery (R)
Left subclavian artery
Left common carotid artery
Branches of the Brachiocephalic artery
Right common carotid artery
Right subclavian artery
Left and right vertebral artery forms what artery
Basilar artery
Left common carotid artery branches of into
Internal carotid
External carotid
Terminal Branches of internal carotid artery
Anterior cerebral artery
Middle cerebral artery
Most common artery assoc with stroke (from what artery)
Lenticulostriate artery (branch of the middle cerebral artery)
Terminal branches of external carotid artery
Superficial temporal artery
Maxillary artery
Blood supply for ALL teeth (Mx and Mn)
Maxillary artery
Heart shaped vertebra
Thoracic vertebrae
Kidney or bean shaped vertebrae
Lumbar
Largest and strongest UNFUSED vertebra
Lumbar
STRONGEST VERTEBRA
Sacrum
How many sacrum in children
5
How many coccyx in children
4
Circle of willis is located in what part of the brain
Cerebrum
5 Arteries that form the circle of willis
Anterior cerebral artery Anterior communicating artery Internal carotid artery Post communicating artery Post cerebral artery (optional)
All of the ffg are arteries of circle of willis except: Ant cerebral Ant communicating Int carotid Post cerebral Post communicating
Posterior cerebral artery*(optional)
Inflation of a vessel, specifically arteries
Aneurysm
Inflation of an artery specifically in circle of willis
Berry aneurysm
Infants have a single curvature which is concave anteriorly
Primary curvature
Adults have _ curvatures
Two - primary and secondary
Concave anteriorly
Primary curvature
Concave posteriorly
Secondary curvature
Vertebrae that remained as PRIMARY CURVATURES
Thoracic and Sacrum
Secondary curvatures
Cervical and Lumbar
3 structural classifications of joints
Fibrous (Fiss)
Cartilagenous (Cass)
Synovial
3 types of fibrous joints (Fiss)
Interosseous membrane
Sutures
Syndesmoses
-“desmo” meaning
Ligaments
Struc class: tibia and fibula
Fibrous joint: Interosseous membrane
Struc class: radius-ulna
Fibrous joint: Interosseous membrane
Struc class: skull
Fibrous joint: sutures
Formation of bony joint by bone apposition
Synostosis
Incomplete synostosis (frontal bone) = triangular head
Metopic suture (metopic synostosis)
Arrange in bundles of ligaments
Syndesmoses
Struc class: PDL
Syndesmoses — GOMPHOSIS
Gomphosis that undergo synostosis results to
Ankylosis of tooth
Struc class: epiphyseal plate
Cartilagenous: Synchondroses
Struc class: CRANIAL BASE
Cartilagenous: synchondroses
Bones that make up the cranial BASE (“Toes”)
Temporal (Petrous)
Occipital (Basilar)
Ethmoid
Sphenoid
Struc class: ribs
Cartilagenous: synchondroses
4 cartilagenous: symphses
Pubic symphysis
Symphysis menti
Sternum
Intervertebral joints