Ch 2

Question 1

How many bones does the cranium have?

Answer 1

8

Question 2

how many bones does the face have?

Answer 2

14

Question 3

Purposes of the skull (4)

Answer 3

*Protect the brain
*Support the jaws
*Serve as an attachment for muscles
*Give form to the head

Question 4

What are the Bones of the Cranium

Answer 4

Occipital 1
Parietal 2
Temporal 2
Frontal 1
Ethmoid 1
Sphenoid 1

Question 5

the anterior 1/3 of the cranium forming the forehead and parts of the eye socket and most of the anterior for the cranial floor

Answer 5

Frontal Bone

Question 6

What does the frontal bone articulate with

Answer 6

Parietal bones at the coronal suture

Question 7

Eminences of the Frontal bone

Answer 7

Frontal eminences (2)
Supraorbital margin (2)
Superciliary arches(2)
Glabella (1)

Question 8

rounded prominences on either side of the median line and a little inferior to the center of the frontal bone; a warm- color area

Answer 8

Frontal eminences

Question 9

the superior rim of the eye socket

Answer 9

supraorbital margin

Question 10

the inferior part of the forehead just superior to the medial ends of the eyebrows; facial marking

Answer 10

superciliary arches

Question 11

an elevation located between the superciliary arches on the inferior part of the frontal bone immediately above the root of the nose

Answer 11

Glabella

Question 12

forms the lowest part of the back and base of the cranium; acts as a cradle for the brain

Answer 12

occiptial

Question 13

What does the occiptial bone articulate with

Answer 13

parietal bone at lambdoidal suture and the temporal bone at the squamosal suture

Question 14

an opening in the occipital bone through which the spinal cord, spinal arteries, and nerves pass;located midway betweern two mastoid processes

Answer 14

foramen magnum

Question 15

these bones create the superior portion of the sides and back of the cranium as well as the posterior 2/3 of the roof of the cranium

Answer 15

Parietal

Question 16

what do the parietal bones articulate with?

Answer 16

occipital bone @ lambdoidal suture, tempiral bone at the squamosal suture, frontal bone at coronal suture, and other parital bone at sagittal suture

Question 17

marked convexities on the outer surfaces of the parietal bone; considered widest part of the cranium

Answer 17

parietal eminence

Question 18

comprises the inferior portion of the sides and base of the cranium, located inferior to the parietal bones and anterior to the occipital bone

Answer 18

Temporal bone

Question 19

what does the Temporal bone articulate with?

Answer 19

parietal bone @ squamosal suture
occipital bone at lambdoial suture

Question 20

the thin superior part of the temporal bone; temporal cavity is immediatley lateral

Answer 20

Squama

Question 21

a long, thin, arched process extending anteriorly from the squama to the zygomatic bone; considered the widest part of the face

Answer 21

zygomatic arch

Question 22

a small oval depression or socket on the underside of the temporal bone; the mandibluar condyle articulates in this depression

Answer 22

Mandibular fossa

Question 23

the opening of the ear passage located in front of the mastoid process

Answer 23

external auditory meatus

Question 24

a rounded projection of the interior portion of the temporal bone just medical to the lobe of the ear

Answer 24

Mastoid process

Question 25

What 5 bones of the head are not considered surface bones?

Answer 25

Sphenoid, Ethmoid, Vomer, Lacrimal, Palatine

Question 26

located at the anterior part of the base of the skull and binds the other cranial bones together

Answer 26

Sphenoid

Question 27

a horizontal plate that forms the roof of the nasal cavity and closes the anterior part of the base of the cranium

Answer 27

Ethmoid

Question 28

these bones lie directly inferior to the glabella; they form the bridge of the nose and the dome over the superior portion of the nasal cavity

Answer 28

Nasal bones

Question 29

what does the Nasal bone articulate with?

Answer 29

each other forming the nasal bridge, the frontal bone at root of nose

Question 30

the orifice in the face bounded by the margins of the nasal bones and maxilla

Answer 30

nasal cavity

Question 31

the diamond-shaped bones that form the cheekbones

Answer 31

Zygomatic bone

Question 32

The three fused parts that create the zygomatic arch

Answer 32

zygomatic bone, temporal process of zygomatic zygomatic process of temporal

Question 33

bones of upper jaw; form the skeletal base for most the superior portion of the face, anterior roof of the mouth, sides and floor of nasal cavity and floor of the orbits

Answer 33

Maxilla

Question 34

What does the Maxilla articulate with?

Answer 34

each other at midline to create the nasal spine

Question 35

the ascending part of the upper jaw which gradually protrudes as it rises beside the nasal bone to meet the frontal bone

Answer 35

frontal processes of maxilla

Question 36

the ridge of thick spongy bone surrounding the alveoli of the teeth

Answer 36

alveolar process

Question 37

forms anterior part of the hard palate of the mouth. Part of the nasal cavity and part of the orbital cavity

Answer 37

palatine process

Question 38

where the temporal bone joins the zygomatic bone

Answer 38

zygomatic process

Question 39

Buck teeth

Answer 39

dental prognathism

Question 40

a single bone located along the midline within the nasal cavity; forms part of the septum of the nose

Answer 40

Vomer bone

Question 41

two bones located in the medial wall of each orbit between the ethmoid and maxillary bones

Answer 41

lacrimal

Question 42

consist of two bones that are located at the back part of the nasal cavity behind the maxillae

Answer 42

palatine bones

Question 43

the horseshoe-shaped bone forming the lower jaw; consists of the body and ramus portions

Answer 43

Mandible

Question 44

curve-shaped, horizontal, and lowest part of the lower jaw; contains alveolar processes for the teeth, as the maxilla does

Answer 44

Body of Mandible

Question 45

vertical portions of the mandible; wide, flat, and quadrilateral in shape

Answer 45

Rumus (2)

Question 46

what does the Mandible articulate with?

Answer 46

Mandibular fossa of the temporal bone

Question 47

a triangular projection on the inferior of the anterior mandible

Answer 47

Mental eminence

Question 48

an area between the mental eminence and the inferior incisor teeth

Answer 48

incisive fossa

Question 49

a thin flattened process projection from the anterior portion of the upper border of the ramus; serves as the insertion of the temporalis muscle from the temporal cavity above

Answer 49

Coronoid process

Question 50

a rounded eminence at the articulating posterior process of the ramus

Answer 50

condlye

Question 51

the angle formed by the junction of the posterior edge of the ramus and the inferior surfaces of the body of the mandible; influences the form of the head from a frontal view

Answer 51

angle of the mandible

Question 52

measured by a straight line between the two angles of the mandible and is used in photographic analysis for restoration

Answer 52

The Bimandibular Width