Skull Flashcards

0
Q

What is the position of the part for a PA Axial Caldwell skull?

A

OML perpendicular

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1
Q

What is the position of the part for an AP skull?

A

OML perpendicular

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2
Q

What is the position of the part for an AP Axial Townes skull?

A

OML perpendicular

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3
Q

What is the position of the part for a parietoacanthial skull?

A

MML Perpendicular

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4
Q

Which view is also called Waters?

A

Parietoacanthial

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5
Q

What is the position of the part for a submentovertex(SMV) skull?

A

IOML Parallel

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6
Q

What is the position of the part for a lateral skull?

A

IPL perpendicular

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7
Q

What is the central ray for an AP skull?

A

Enter/exit the nasion

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8
Q

What is the CR for a PA axial Caldwell?

A

Angle 15° caudal

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9
Q

What is the CR for an AP axial skull?

A

Angle 15° cephalic

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10
Q

What is the CR for an AP Axial Townes skull?

A

Angle 30° caudal

2.5” above the glabella

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11
Q

What is the CR for a PA axial Haas skull?

A

Angle 25° Cephalic

1.5” below the inion

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12
Q

What is the CR for a parietoacanthial waters skull?

A

Enter/exit the acanthion

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13
Q

What is the CR for a acanthioparietal waters skull?

A

Enter/exit the acanthion

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14
Q

What is the CR for a SMV?

A

3/4” anterior to the level of EAM

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15
Q

What is the CR for a lateral skull?

A

2” above the EAM

16
Q

What’s the evaluation criteria for an AP skull?

A

PR fill the orbits

If PR are too low, tip chin down towards chest

17
Q

What is the evaluation criteria for a PA Axial Caldwell skull?

A

PR in the lower 1/3 of orbits

18
Q

What is the evaluation criteria for an AP axial Townes skull?

A

Dorsum sellae and posterior clinoid processes are within the foramen magnum

19
Q

What is the evaluation criteria for a Waters skull?

A

PR lay just below the maxillary sinuses

20
Q

When do you do sinuses upright?

A

Always

21
Q

When do you angle the tube for sinuses?

A

Never

22
Q

Where does the CR exit for a PA axial Caldwel skull?

A

Nasion

AP - enter

23
Q

What is the position of part for a PA axial Caldwel for sinuses?

A

Tilt head 15° up

24
Q

Do you angle the tube for sinuses?

A

No. Never.

25
Q

What is the CR for a PA axial Caldwell for sinuses?

A

Enter/exit nasion

26
Q

What is the evaluation criteria for a PA axial Caldwell for sinuses?

A

PR in lower 1/3 of orbits

27
Q

What is the CR for lateral facial bones?

A

Between outer canthus & EAM @level of zygoma

28
Q

What is the CR for lateral sinuses?

A

1/2”-1” posterior to outer canthus

29
Q

What is the CR for lateral nasal bones?

A

1/2” distal to nasion