Head anatomy

Question 1

What is anatomy

Answer 1

study of the structure of the human and its body part

Question 2

how many bones are in the skull

Answer 2

28 bones -(made of 8 cranium,14 facial, 6 ossicle)

Question 3

What are 3 division of the skull

Answer 3

facial , cranium . auditory ossicle

Question 4

define preocess

Answer 4

prominence or projection on a bone

Question 5

Tubercle

Answer 5

rounded elevation on bone surface

Question 6

Tuberosity

Answer 6

large , rough prominence on tooth surface of bone

Question 7

Foreman

Answer 7

small opening where blood vessels/ligaments pass

Question 8

Temporal

Answer 8

Pertaining to temple

Question 9

Alveolar

Answer 9

meaning hollow relating to alveolus( tooth socket )

Question 10

what is the function of the cranium

Answer 10

protect and cover brain, also contains sinuses

Question 11

what is the function of the facial bones

Answer 11

provide shape and form

surrounds support structures (eg. teeth)

Question 12

what is the function of auditory ossicle

Answer 12

T direct sound

Question 13

How many CRANIAL bones are there? name them

Answer 13

8 cranial bones in total
Frontal bone (1)
Occipital bone (1)
Sphenoid bone (1)
Ethmoid bone (1)
Parietal bone (x2)
Temporal bone( x2)

Question 14

Frontal bone

Answer 14

cranium bone
forms forehead
2 sinuses above eye

Question 15

occipital bone

Answer 15

forms back and base of cranium

Question 16

sphenoid and ethmoid

Answer 16

cranium bone
house sinuses
bat wing/butterfly shape
“keystone” ->contact all cranial bones

Question 17

Parietal Bones

Answer 17

Cranium bone
forms upper/roof of cranium
Paired (x2)

Question 18

Temporal bones

Answer 18

cranium bone
paired(x2)
forms TMJ with mandible
forms zygomatic arch

Question 19

How are cranial bones joined together?

Answer 19

cranial Sutures

sutures=immovable

Question 20

How many facial bones are there?

Answer 20

14 bones
all visible expect palatine bones
all paired expect mandible

Question 21

What is a palatine bone?

Are they visible?

Answer 21

forms posterior hard palate+ floor of nose

not visible on anterior view

Question 22

Define zygoma bones

Answer 22

helps temporal bone form zygomatic arch

AKA Cheek surface

Question 23

What are 2 types of bones

Answer 23

1. cortical bone -compact bones

2. cancellous bone-spongy bones

Question 24

Maxilla bone role

Answer 24

support upper teeth
has sinuses
form upper jaw+ part of hard palate

Question 25

Median palatine suture

Answer 25

suture located on maxillary midline of the hard palate | -its covered by soft tissue (median suture raphe)

Question 26

Alveolar process

Answer 26

surround and support teeth on maxillary arch | above gum area

Question 27

Maxillary tuberosity

Answer 27

Round protuberance distal to last molar

Question 28

Incisive foreman

Answer 28

opening posterior to central incisors | opening of nasopaltine

Question 29

Mandible role

Answer 29

suppot lowe teeth form lower jaw moveable bone of skull largest and strongest facial bone

Question 30

Angle of Mandible

Answer 30

posterior of mandible where ramus+ body meet. | corner of jaw bone

Question 31

Ramus

Answer 31

Broad border of mandible , posterior end of body

Question 32

Condyle

Answer 32

round projection on ramus | articulates joins with temporal bones

Question 33

External Oblique Ridge

Answer 33

A smooth ridge on the buccal surface of mandible | extends from the anterior border of ramus- downward and forward with diminishing prominence

Question 34

Mental Foramen

Answer 34

Openings (2) located on mandible- the apices of the bicuspids 2 little holes under premolars

Question 35

Mental Protuberance-

Answer 35

front of the mandible | forms Chin

Question 36

Alveolar Process

Answer 36

Supports the teeth of the lower arch | gum area below teeth on the bottom

Question 37

Mylohyoid Ridge

Answer 37

.ridge on lingual surface of mandible( extends from roots of the last molar ->t floor of the mouth)

Question 38

Genial Tubercles

Answer 38

small eminence of bone lingual side of mandible at the midline attachment site for muscles

Question 39

Sinus

Answer 39

air filled space/ cavity with bone | paranasal sinuses = cranial bones +facial bones-> connect to the nasal passage

Question 40

Paranasal Sinuses

Answer 40

``` connect to the nasal passage Cranium sinuses (Frontal, Sphenoid, Ethmoid) Face sinuses (Maxillary) ```

Question 41

function of paranasal sinuses

Answer 41

produce mucus make bones lighter help produce sound

Question 42

Sinusitis

Answer 42

Inflammation of the lining of the paranasal cause: allergic, or bacterial factor results: in blockage of sinus drainage

Question 43

Sinusitis symptoms

Answer 43

``` Voice sound tenderness, swelling Pain Post nasal drip Toothache ```

Question 44

Secondary Sinusitis

Answer 44

the inflammation of the sinuses proximal surface e.g infection of the adjacent teeth

Question 45

TMJ

Answer 45

The Temporomandibular Joint joint allows movement of mandible Purpose speech and mastication (chewing) formation (temporal bone and the mandible bone

Question 46

Basic movement of TMJ

Answer 46

Hinge-open and close | glide -side to side movement

Question 47

Articular eminence

Answer 47

how wide the mouth can open average 3 finger width temporomandibular disorder jaw issues (lockjaw)

Question 48

Condyle

Answer 48

rounded process on ramus

Question 49

Median paltine raphe

Answer 49

Soft tissue covering palatine suture