Skull Quiz

Question 1

Position of part with MML perpendicular?

Answer 1

Waters (Parietoacanthial)

Question 2

What projection forms a 37 degree to the IR?

Answer 2

Reverse Waters

Acanthoparietal

Question 3

What projection is the IOML // ? (Vertex of head on IR)

Answer 3

Submentovertex (SMV)

Question 4

What projection is the IPL perpendicular?

Answer 4

Lateral Skull.

Question 5

What’s different must you do for PA Axial Caldwell for sinuses?

Answer 5

Always do sinuses upright, never angle tube.

Question 6

CR for AP/PA?

Answer 6

Nasion.

Question 7

CR for PA Axial Caldwell (AP Axial)?

Answer 7

15 degrees caudal

15 degrees cephalic

Question 8

CR for AP Axial Towns?

Answer 8

30 degrees caudal

2 inches above glabella

Question 9

CR for Waters or Parietoacanthial?

Answer 9

Acanthion.

Question 10

CR for Reverse Waters or acanthoparitial?

Answer 10

Acanthion.

Question 11

CR for Submentovertex (SMV)?

Answer 11

Just below mental point.

Question 12

CR for Lateral Skull?

Answer 12

2 inches above EAM.

Question 13

CR for Lateral Facial?

Answer 13

Zygoma/Arch

Question 14

CR for Lateral Sinuses?

Answer 14

1 inch posterior outer canthus.

Question 15

CR for Lateral Nasal?

Answer 15

At nasion (no grid!)

Question 16

EC for AP/PA

Answer 16

Petrous ridges orbits

Question 17

EC for PA Axial Caldwell (AP Axial)?

Answer 17

PR lower 1/3 of orbits.

Question 18

EC for AP Axial Towns?

Answer 18

Dorsom sellae plus posterior clinoid processes are within the foramen magnum.

Question 19

EC for Waters (Parietoacanthial)

Answer 19

PR are just below the maxillary sinuses.

Question 20

EC for Reverse Waters or Acanthoparitial?

Answer 20

PR are just below the maxillary sinuses.

Question 21

EC for Submentovertex (SMV)?

Answer 21

PR are just below the maxillary sinuses.

Question 22

Part of position with OML perpendicular?

Answer 22

AP/PA
PA Axial Caldwell (AP Axial)
AP Axial Towns

Question 23

cranial bones

Answer 23

1 frontal
1 occipital
2 parietals
1 ethmoid
1 sphenoid
2 temporals

Question 24

facial bones

Answer 24

2 nasal
2 lacrimal
2 maxillary
2 zygomatic
2 palatine
2 inferior nasal conchae
1 vomer
1 mandible

Question 25

coronal suture

Answer 25

between frontal and parietal bones

Question 26

sagittal suture

Answer 26

between the two parietal bones

Question 27

squamosal suture

Answer 27

between temporal and parietal bones

Question 28

lambdoidal suture

Answer 28

between occipital and parietal bones

Question 29

calvaria

Answer 29

superior part of skull

Question 30

floor of skull

Answer 30

where brain rests

Question 31

fontanels

Answer 31

soft spots; located on infants where the cranial bones have not yet fused

Question 32

fontal bone

Answer 32

frontonasal suture (nasion) roof of orbit frontal sinus

Question 33

ethmoid bone

Answer 33

``` between orbits behind nasal bones cribiform plate crista galli perpendicular plate labyrinths (contain ethmoid sinuses) ```

Question 34

parietal bones

Answer 34

sides and roof of cranium

Question 35

sphenoid bone

Answer 35

``` sphenoid sinus sella turcica (pituitary gland) dorsum sellae (posterior part of sella turcica; bears the posterior clinoid processes ```

Question 36

occiptial bone

Answer 36

articulates with the atlas foramen magnum external occipital proturberance (inion)

Question 37

temporal bones

Answer 37

EAM part of the zygomatic arches petrous portion TMJ

Question 38

nasal bones

Answer 38

form superior wall of nasal cavity

Question 39

lacrimal bones

Answer 39

foramen for tear duct

Question 40

maxillary bones

Answer 40

``` lateral walls and floor of nasal cavity part of prominence of cheeks part of orbit alveolar process anterior nasal spine (acanthion) ```

Question 41

zygomatic bones

Answer 41

part of zygomatic arches | part of orbit

Question 42

palatine bones

Answer 42

part of roof of mouth

Question 43

inferior nasal conchae

Answer 43

scroll-like appearance from nasal cavity

Question 44

vomer

Answer 44

part of nasal septum

Question 45

mandible

Answer 45

``` body rami symphysis angle (gonion) mental point TMJ ```

Question 46

3 bones of orbital rim

Answer 46

frontal; zygoma; maxillary

Question 47

nasal cavity

Answer 47

nasal bones & maxillary bones

Question 48

roof of mouth (hard palate)

Answer 48

maxillary bones & palatine bones

Question 49

zygomatic arches

Answer 49

zygoma & temporal bones

Question 50

nasal septum

Answer 50

vomer & perpendicular plate of ethmoid

Question 51

prominence of the cheeks

Answer 51

maxillary bones & zygomatic bones

Question 52

what make up the paranasal sinuses?

Answer 52

maxillary frontal ethmoid sphenoid

Question 53

paranasal sinuses

Answer 53

air-containing cavities that communicate with the nasal cavity

Question 54

maxillary sinuses

Answer 54

largest | one in each maxilla bone

Question 55

frontal sinuses

Answer 55

located in frontal bone

Question 56

ethmoid sinuses

Answer 56

located within the right and left labyrinths of ethmoid bone

Question 57

sphenoid sinuses

Answer 57

located below sella turcica | located posterior to ethmoid sinuses

Question 58

always & never for sinuses:

Answer 58

always do sinuses upright | never angle the tube for sinuses