Head Work Flashcards

1
Q

The two lines that are important for a lateral:

A

MSP parallel
IPL perpendicular

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2
Q

How many cranial bones are there?

A

8

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3
Q

How many facial bones are there?

A

14

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4
Q

Name the cranial bones:

A

the ethmoid bone, the sphenoid bone, the frontal bone, the occipital bone, two parietal bones, and two temporal bones

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5
Q

What are the 14 facial bones:

A

2 nasal bones, 2 palatine bones, 2 lacrymal bones, 2 zygomatic bones, 2 maxilla bones, 2 inferior nasal conchae, 1 vomer bone and mandible.

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6
Q

Orange

A

Sphenoid

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7
Q

Yellow

A

Frontal

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8
Q

Yellow

A

Frontal

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9
Q

Green

A

Parietal

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10
Q

Purple

A

Temporal

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11
Q

Blue

A

Occipital bone

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12
Q

Dark Green

A

Ethmoid

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13
Q

Dark Green

A

Ethmoid

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14
Q

Yellow

A

Frontal bone

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15
Q

Orange

A

Sphenoid (left greater wing)

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16
Q

Orange

A

Sphenoid (left greater wing)

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17
Q

Purple

A

Right temporal

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18
Q

Green

A

Right parietal

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19
Q

Dark blue

A

Ethmoid

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20
Q

Dark blue

A

Ethmoid

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21
Q

Orange

A

Sphenoid

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22
Q

Pointing to:

A

Optic Foramen

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23
Q

What blows out in a blow out fracture?

A

Floor of the orbit

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24
Q

Three bones of the inner ear?

A

Mallous, incies, stapies

25
Q

Controls equilibrium

A

Semi circular canals

26
Q

Middle Ear contains:

A

Mallous incies and stapies

27
Q

Inner ear contains

A

Cochlea and semi circular canals

28
Q

Blue line

A

Infraorbital Meatle line

29
Q

Blue line

A

Infraorbital Meatle line

30
Q

Line 1

A

Glabellomeatle line
Extends from the glabella to the EAM

31
Q

Line 1

A

Glabellomeatle line
Extends from the glabella to the EAM

32
Q

Line 2

A

Orbitomeatle line
Outer canthus to EAM

33
Q

Line 2

A

Orbitomeatle line
Outer canthus to EAM

34
Q

The degrees between the IOML and OML is

A

7 degrees

35
Q

The difference between the GLM and OML is:

A

8 degrees

36
Q

The total degrees between the GLM and IOML is:

A

15 degrees

37
Q

What position is this?

A

AP Axial (Townes)

38
Q

If you have a sore throat what bacterial

A
39
Q

When your equilibrium is off:

A

Semi Circular Canals Inflamed

40
Q

Lateral Facial Bones and Sinuses CR

A

Halfway between the outer canthus and the EAM

41
Q

For lateral skull CR:

A

5 cm above the EAM

42
Q

For nasal bones:

A

1/2 inch distal to nasion

43
Q

Identify the image:

A

PA Skull
(Petrous Ridges Fill Orbit)

44
Q

The CR for this image:

A

Perpendicular

45
Q

PA Skull shows what sinuses:

A

Frontal Sinuses
Anterior Ethmoid Sinuses

46
Q

What position is this?

A

PA Axial (Caldwell) Skull
15 degree caudad

47
Q

What position is this?

A

SMV
Submentovertical

48
Q

MSP:
What positioning line?

A

IOML parallel to the IR
MSP perpendicular to IR

49
Q

Where is the CR directed?

A

Directed perpendicular to the IOML line

50
Q

What sinuses are seen?

A

Sphenoid
Ethmoid
Mandible in full profile

51
Q

What position is this?

A

Pariatoacanthial (Waters Method)

52
Q

What does the this position best demonstrate?

A

Maxillary Sinuses
OML 37 degrees
Petrous Ridges below the floor of the maxillary sinuses

53
Q

If you wanted to see the orbits better in this image

A

Bring the chin down

54
Q

If a patient is having an MRI, what position do you do?

A

Modified Pariatoacanthial Projection

55
Q

What is this?

A

Modified Waters (AcanthialParietal Projection)

56
Q

Where are the petrous ridges?

A

In the lower 1/3 of the maxillary sinuses

57
Q

OML:

A

55 degrees

58
Q
A