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Positioning 2 > Skull & Facial Bones > Flashcards

Skull & Facial Bones Flashcards

1
Q

PA skull

A

75 kvp
20mAs
40 SID

CR perpendicular to IR
OML perpendicular to IR

Exit through glabella
PR’s fill the orbits

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2
Q

PA mandible

A

75 kvp
20mAs
40 SID

CR perpendicular to IR
OML perpendicular to IR

Exit through lips
PR’s fill the orbits

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3
Q

Caldwell/ PA axial Skull

A

75 kvp
25 mAs
40 SID

CR perpendicular 15 degrees caudal
OML perpendicular to IR

Exit through the nasion
PR’s in lower 1/3 of orbit

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4
Q

Caldwell facial bones

A

75 kvp
25 mAs
40 SID

CR perpendicular 15 degrees caudal
OML perpendicular to IR
Exit through nasion

Collimate above eyes to below maxilla
PR’s in lower 1/3 of orbit

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5
Q

Caldwell sinuses

A

75 kvp
25 mAs
40 SID

CR horizontal
Raise OML 15 degrees from perpendicular
Nose to board
PR’s in lower 1/3 of orbits

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6
Q

Waters sinuses

A

75 kvp
40 mAs
40 SID
Put chin to board

CR perpendicular to IR
MML perpendicular to IR
Exit through acanthion

Collimate hairline to lips
PR’s just below maxillary sinuses

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7
Q

Open mouth waters

A

75 kvp
40 mAs
40 SID
Put chin to board
Open mouth
CR perpendicular to IR
MML perpendicular to IR
Exit through acanthion

Collimate hairline to lips
PR’s just below maxillary sinuse

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8
Q

Lateral skull

A

Kvp 75
mAs 15
40 SID
IPL perpendicular to IR
MSP parallel to IR
2 inch above EAM
Collimate front to back and top to below mastoid tip

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9
Q

Lateral sinuses

A

Kvp 75
mAs 15
40 SID

IOML perpendicular to front of IR
CR perpendicular to IR
Center midpoint of OML

Collimate EAM forward and hairline to lips

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10
Q

Lateral facial bones

A

Kvp 75
mAs 15
40 SID

MSP parallel to IR
IOML perpendicular to IR
Center @ Midpoint of OML
Collimate EAM forward , hairline to lips, include mandible

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11
Q

Lateral nasal bones

A

Kvp 60
mAs 2
40 SID

Center 1/2 inch below nasion

Collimate outer canthus forward, glabella to lips

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12
Q

Townes/ AP axial skull

A

75 kvp
50 mAs
40 SID
Center @hairline
Collimate above skull to below mastoid tip

OML perpendicular to IR
CR 30 degrees causal angle
PR’s lower foramen magnum

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13
Q

Townes Mandible

A

75 kvp
50 mAs
40 SID
OML perpendicular
30 caudad angle
CR glabella
Collimate above EAM to below chin

PR’s lower foramen magnum

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14
Q

Townes zygoma arches

A

65 kvp
2 mAs
40 SID

OML perpendicular
30 caudad angle
1 inch above glabella
Center mid zygoma
Collimate EAM to below cheek

PR’s lowers foramen magnum

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15
Q

Townes TMJ

A

75 kvp
8 mAs
40 SID
40 inch SID

CR 3 inches above nasion
Collimate to include 2 inches above and below TMJ

PR’s lower foramen magnum

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16
Q

Waters facial bones

A

40 inch SID
75 kvp
40 mAs

MML perpendicular to IR
CR perpendicular to IR

Exit acanthion

17
Q

Waters nasal bone

A

40 SID
75 kvp
40 mAs

MML perpendicular to IR
CR perpendicular to IR

Exit acanthion
PRs below maxillary sinus

18
Q

Waters zygomatic arches

A

40 SID
75 kvp
40 mAs

CR perpendicular to IR
Exit acanthion

19
Q

Orbit

A

40 SID
75 kvp
40 mAs

CR perpendicular to IR
Exit acanthion

20
Q

SMV Skull

A

40 SID
75 kvp
40 mAs

IOML parallel to IR
MSP perpendicular to IR
CR perpendicular to IR

Center 1 1/2 inches below chin

21
Q

SMV sinuses

A

40 SID
75 kvp
40 mAs

IOML parallel to IR
MSP perpendicular to IR
CR perpendicular to IR

Center 1 1/2 inches below chin

22
Q

SMV mandible

A

40 SID
75 kvp
40 mAs

IOML parallel to IR
MSP perpendicular to IR
CR perpendicular to IR

Center 1 1/2 inches below chin

23
Q

SMV zygoma

A

40 SID
64 kvp
2-4 mAs

IOML parallel to IR
MSP perpendicular to IR
CR perpendicular to IR

Center 1 1/2 inches below chin

24
Q

Rheese

A

40 SID
75 kvp
25 mAs

CR perpendicular to IR
Center mid point of orbit
PRs below orbits

25
Q

AxioLat/ oblique mandible

A

40 SID
75 kvp
15 mAs

Pt @15,30,45 degrees
CR 10-15 degrees
Exit through mandible region

26
Q

Tangential zygoma

A

40 SID
64 kvp
2-4 mAs

IOML parallel to IR
CR perpendicular to IR
Center over arch

27
Q

PA axial mandible

A

40 SID
OML perpendicular

Positioning 2 (16 decks)

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