6 - Axial Skeleton (complete)

Question 1

there are 80 bones in the axial skeleton, How many are skull bones, how many are associated bones, how many are in the vertebral column, and how many are in the thoracic cage

Answer 1

22 in the skull
7 associated bones
26 in the vertebral column
25 in the thoracic cage

Question 2

What is the cranium

Answer 2

the skull without the mandible

Question 3

what is the calvarium

Answer 3

the “skull cap”

the top part of the skull

Question 4

What is the is the viscerocranium

Answer 4

facial skeleton

Question 5

What is the neurocranium

Answer 5

the cranial vault (part that holds the brain)

Question 6

What are the bones of the neurocranium 8

Answer 6

frontal
2- parietal
2- temporal
occipital
sphenoid
ethmoid

Question 7

what are the bones of the visceriocranium 14

Answer 7

2 - maxilla
2- zygomatic
2- nasal
2- lacrimal
2 -inferior conchae
2 - palatine
mandible 
vomer

Question 8

What are the three cranial fossa and what do they hold

Answer 8

anterior cranial fossa - frontal lobe
middle cranial fossa - temporal lobe
posterior cranial fossa - cerebellum

Question 9

What are the 7 bones associated with the skull

Answer 9

2 - stapes
2 - incus
2 - malleus
hyoid

Question 10

What are the major sutures of the skull (4)

Answer 10

coronal
sagittal
lambdoid
squamous suture

Question 11

What are the minor sutures of the skull, and what do you call the location in which they all are

Answer 11

sphenosquamous
sphenofrontal
sphenoparietal

The location where they are all found is called the Pterion

Question 12

What bones make up the orbit of the eye 7

Answer 12

frontal 
sphenoid
lacrimal
Maxilla
Zygomatic
palatine
ethmoid

Question 13

What are the 4 paranasal sinuses

Answer 13

frontal sinus
sphenoid sinus
ethmoid air cells
maxillary sinus

Question 14

what are the fontanelles in a infants skull (5)

Answer 14

anterior
posterior
sphenoidal
mastoid

Metopic (frontal) suture

Question 15

What bones does the occipital bone articulate with (4)

Answer 15

parietal
sphenoid
temporal
Atlas

Question 16

What are the important landmarks on the occipital bone

Answer 16

external occipital protuberance
external occipital crest
occipital condyles

Question 17

What are the foramen of the occipital bone

Answer 17

hypoglossal canal
occipital canal
foramen magnum
jugular foramen

Question 18

What are the bones the parietal bone articulates with (5)

Answer 18

other parietal bone
occipital 
frontal
temporal 
sphenoid

Question 19

What is the important parietal bone landmark

Answer 19

superior temporal line

inferior temporal line

Question 20

What bones does the frontal bone articulate with (7)

Answer 20

parietal 
sphenoid
ethmoid
nasal
lacrimal
zygomatic
maxilla

Question 21

What are the important landmarks of the frontal bone

Answer 21

zygomatic process
supraorbital margin
frontal squama
glabella
superciliary arch
frontal crest
frontal sinus

Question 22

what bones does the temporal bone articulate with (5)

Answer 22

parital
occipital
mandible
sphenoid
zygomatic

Question 23

What are the important landmarks of the temporal bone

Answer 23

zygomatic process
mandibular fossa
mastoid process
styloid process

Question 24

what are the foramen of the temporal bone

Answer 24

foramen lacerum
External acoustic meatus
internal acoustic meatus
carotid canal
stylomastoid foramen

Question 25

What bones does the sphenoid articulate with (9)

Answer 25

``` occipital parietal frontal temporal maxilla zygomatic ethmoid palatine vomer ```

Question 26

What are the important landmarks of the sphenoid bone

Answer 26

``` lesser and greater wings sella turcica sphenoid sinus pterygoid fossa sphenoid spine medial and lateral pterygoid plates (both with pterygoid processes) ```

Question 27

what are the foramen of the frontal bone

Answer 27

supraorbital foramen | supraorbital notch

Question 28

what are the foramen of the sphenoid

Answer 28

``` foramen ovale foramen spinosum foramen lacerum optic canal superior orbital fissure foramen rodtundum inferior orbital fissure ```

Question 29

What bones articulate with the ethmoid (8)

Answer 29

``` sphenoid palatine inferior nasal conchae vomer lacrimal maxilla frontal nasal ```

Question 30

What are the important ethmoid landmarks

Answer 30

``` crista gali superior nasal conchae middle nasal conchae perpendicular plate cribriform plate ```

Question 31

what is the most important ethmoid landmark

Answer 31

olfactory foramina

Question 32

What makes up the nasal septum (5)

Answer 32

``` perpendicular plate of ethmoid vomer cartialge of septum crest of maxillary bone crest of palatine bone ```

Question 33

What bone does the maxilla articulate with

Answer 33

all facial bones except the mandible | and the frontal and ethmoid bones

Question 34

What are the imporatant maxillary bone landmarks

Answer 34

``` alveolar processes and margin anterior nasal spine palatine process maxillary tuberosity Maxillary tuberosity MAxillary sinus ```

Question 35

What are the foramina of the frontal bone

Answer 35

infraorbital foramen and canal nasolacrimal canal incisive fossa and canal

Question 36

Which bones articulate with the palatine bones (5)

Answer 36

``` ethmoid sphenoid maxilla inferior nasal chonchae vomer ```

Question 37

what are the landmarks of the palatine bone

Answer 37

horizontal plate

Question 38

What are the foramina of the palatine bone

Answer 38

greater palatine foramen lesser palatine foramin choanae

Question 39

What makes up the hard palate

Answer 39

palatine process of maxilla horizontal plates of palatine bone transverse palatine suture medial palatine suture

Question 40

What bones articulate with the zygomatic bone (4)

Answer 40

maxilla sphenoid frontal temporal

Question 41

What are the landmarks of the zygomatic bone

Answer 41

temporal process

Question 42

What bones articulate with the lacrimal bones (3)

Answer 42

frontal maxilla ethmoid

Question 43

what bones articulate with the nasal bones (3)

Answer 43

frontal bone maxilla ethmoid

Question 44

What bones articulate with the inferior nasal conchae

Answer 44

maxilla vomer ethmoid palatine

Question 45

What bones articulate with the vomer articulations

Answer 45

``` maxilla sphenoid ethmoid palatine nasal septum, cartilagenous portion ```

Question 46

What are the articulations of the mandible

Answer 46

mandibular fossa of temporal bones

Question 47

What are the landmarks of the mandible

Answer 47

``` body ramus angle coronoid process condylar process mandibular notch alveolar processes ```

Question 48

What are the foramina of the mandible

Answer 48

mandibular and mental foramen