Oral Tissues Ii Bones Of The Skull

Front 1

Neurocranium referes to

Back 1

the bones of the cranium

Front 2

What are the 8 bones of the cranium

Back 2

Frontal (1), Parietal (2), Temporal (2), Shenoid (1), Ethmoid (1), Occipital (1)

Front 3

The frontal Bone

Back 3

forms the forehead
contains the Frontal Sinuses
form the roof of the orbits

Front 4

Glabella

Back 4

Slightly raised area between the eyebrows

Front 5

Supraorbital Notch

Back 5

Seen in upper rim of the orbit in frontal bone

Front 6

Zygomatic Process of frontal bone

Back 6

articulates with Zygomatic Bone
forms parts of Zygomatic Arch

Front 7

Coronal Suture

Back 7

union of the frontal bone with the parietal bones forms this

Front 8

Parietal Bones union with the Occipital Bone forms the

Back 8

Lambdoid Suture

Front 9

Parietal Bones union with the Temporal Bone forms the

Back 9

Squamous Suture

Front 10

Parietal Bones union with the Frontal Bone forms the

Back 10

Coronal Suture

Front 11

Two Parietal forms the

Back 11

Sagittal Suture

Front 12

Temporal Bones contain this and middle and inner ear structures

Back 12

External Auditory Meatus

Front 13

Above the meatus

Back 13

Squamous Portion

Front 14

Zygomatic Process articulates with zygomatic bone to form

Back 14

part of the zygomatic arch

Front 15

Gleniod Fossa

Back 15

articulates with the condoyle of the mandible

Front 16

Articular Eminence

Back 16

raised portion anterior to the glenoid fossa

Front 17

Mastoid Process

Back 17

portuberance behind ear

Front 18

Styloid Process

Back 18

long narrow precess fromt he bone
anterior to the mastoid process
Stylomandubular ligament attaches here to help hold mandible to skull

Front 19

Stylomastoid Foramen

Back 19

located between the styloid and mastoid processes
facial nerve emerges through this opening

Front 20

Jungular Foramen

Back 20

located between temporal and occipital bone
CN IX, X, XI exit here

Front 21

Sphenoid Bone

Back 21

makes up the floor of the cranium not easily seen

Front 22

Greater Wings

Back 22

lateral projections
forms outter wall of orbits

Front 23

Foramen Rotundum

Back 23

MX divisions of CN V exits

Front 24

Foramen Ovale

Back 24

mandibular division of CN V exits

Front 25

Lesser Wings

Back 25

post part of the roof of the orbits

Front 26

Optic Foramen

Back 26

CN II exits

Front 27

Body (Sphenoid Bone)

Back 27

contains the Sphenoid Sinuses
Medial and Lateral Pteryoid Processes extend from here

Front 28

Pterygoid Process

Back 28

project downward from body to just behind maxillae
each ahve 2 thin walls of bone that project backwards called Medial and Lateral Plates

Front 29

Ptyerygoid Fossa

Back 29

found between the pterygoid plates

Front 30

Pterygopalatine fossa

Back 30

between maxillae and pterygoid processes
an opening into an area at the back of eye
entry point for major nerves and blood vessesls to oral and nasal cavity

Front 31

Ethmoid Bone

Back 31

contributes to the formation of the base of the cranium, the orbits, and roof of the nose

Front 32

Perpendicular Plate

Back 32

forms the superior part of the nasal septum

Front 33

Horizontal Plate (cribiform plate)

Back 33

olfactory nerves pass through from nasal cavity to brain

Front 34

Lateral masses

Back 34

contain the superior and middle nasal concha
contain the Ethmoid sinuses

Front 35

Occipital Bone

Back 35

forms the post parts of the cranium
Lambdoidal suture

Front 36

Foramen Magnum

Back 36

spinal cord enters to attach to the brainstem

Front 37

Occipital condyles

Back 37

on eitehr side of the foramne magnum
articulate with the first vertebra of the spinal column

Front 38

Viscerocranium

Back 38

bones of the face

Front 39

What are the 14 bones that make up the face

Back 39

Mandible (1), Vomer (1), Maxillae (2), Zygomae (2), Lacrimal (2), Nasal (2), Inferior Nasal Conchae (2), Palatine (2)

Front 40

Body (maxilla) has

Back 40

4 processes

Front 41

Alveolar Process

Back 41

surrounds and supports the max teeth
forms the floor of the orbit

Front 42

Frontal Bone

Back 42

near nose
form the walls of the nasal cavities

Front 43

Zygomatic Process

Back 43

ariculates with Zygomatic Bone
form parts of the zygomatic Arch

Front 44

Palatine Process

Back 44

anterior hard palate

Front 45

Infraorbital foramen

Back 45

located inferior to orbit

Front 46

Canine eminence

Back 46

ridge of bone over MX canines

Front 47

Canine Fossa

Back 47

depression in maxilla post to eminence

Front 48

Maxillary Sinus

Back 48

large air space

Front 49

Intrermaxillary suture

Back 49

is the anterior median suture between the two maxillae
between the inferior border of the nasal aperture and the central incisor teeth

Front 50

Anterior nasal spine

Back 50

a protrusion of bone that juts out forward from the skull at the base of the nose.

Front 51

Incisive foramen

Back 51

passagway for nasoplatine nerve and pterygoid artery

Front 52

Median Palatine Suture

Back 52

middle of hard platae
markes joing of R and L bones of the palate

Front 53

Transverse Palatine Suture

Back 53

the line of junction between the processes of the maxilla and the horizontal parts
of the palatine bones that form the hard palate.

Front 54

Mandible

Back 54

largest strongest facial bone
only movable bone in the skull

Front 55

Body (mandible)

Back 55

curved horizontal portion

Front 56

Chin

Back 56

sypmphysis in midline
junction makring area of fusion between R and L halves of mandible

Mental protuberance tip of chin

Front 57

Alveoloar process

Back 57

surrounds and supports lower teeth

Front 58

Mental foramen

Back 58

below 2nd PM and outer surface
transmits mental nerve and mental artery
frequent site for LA

Front 59

Retromolar triangle

Back 59

ares immediately behind the molars

Front 60

External obligue line

Back 60

bony rige running downward from anterior border of ramus onto lateral alveolar process and body on outside surface

Front 61

Lingual (spinous) Foramen

Back 61

center inside of mandible below CI in area of genial tubercles

Front 62

Genial tubercles AKA Mental Spines

Back 62

small projections for muscle attachment on lingual surface of mand at the midline

Front 63

Internal Oblique Line

Back 63

bony rige running downaward from anterior border of ramus onto lateral alveolar process and body on inside surface

Front 64

Digastric Fossa

Back 64

depression on the inferior surface of mandible at the midline
digastric muscle attaches here

Front 65

Ramus

Back 65

perpendicular process on either sid eof body

Front 66

Condyle (rounded)

Back 66

articulates with glenoid fossa of temporal bone to make TMJ
neck of condyle contriction located inferior to condyle

Front 67

Coronoid Process (pointy)

Back 67

attachment site for temporalis muscles

Front 68

Mandibular Notch AKA Cornoid Notch AKA Sigmoid Nothc

Back 68

depression between two processes

Front 69

Mandibular Foramen

Back 69

opening of mandibular canal through which passes inferior alveolar nerve and inferior alveolar artery

Front 70

Lingula

Back 70

small projection of bone the partially covers opening of mand foramen
protects the nerve and artery

Front 71

Angle of Mandible

Back 71

AREA WHERE EACH RAMUS MEETS THE BODY

Front 72

Zygomatic Bone

Back 72

prominence of the cheek
outter margin of orbit

Front 73

Lacrimal Bone

Back 73

inner corner of eye cavity

Front 74

Nasal Bone

Back 74

upper bridge of nose

Front 75

Inferior NAsal concha

Back 75

horizontally placed along wall of nasal fossa

Front 76

Palatine Bone

Back 76

Greater Paline Foramen
Lesser Palatine Foramen
Posterior Nasal Spine

Front 77

Vomer Bone

Back 77

plowshare-shape forms lower part of Nasal Septum

Front 78

Hard Plate

Back 78

roof of the oral cavity

Front 79

Greater Palatine Foramen

Back 79

foramen on eaither side of hard palate
passageway for GPN and GPA

Front 80

Lesser Palatine Foramen

Back 80

Foramen on either side of hard palate
posterior to GPN

Front 81

Posterior Nasal Spine

Back 81

pointed body projection at end of hard palate

Front 82

Hyoid Bone

Back 82

not a bone of the skull
attachment for muscles of the tongue and other mucles
suspended ligaments from the Styloid Process