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Skull Positioning Test

Enter the letter for the matching Answer
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1.
If the SMV is contraindicated by the patients condition, what should be done?
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2.
What is being demonstrated in the Townes skull.
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3.
How would your CR enter if the main purpose was to examine the sella turcica in the right/left lateral?
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4.
What is demonstrated in the PA skull.
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5.
In the right/left lateral, the patient is prone, the MSP is ____, IOML is _____, and the IPL is ______.
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6.
What line is also known as the radiographic baseline?
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7.
What is demonstrated in the SMV skull.
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8.
What is the routine for skull?
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9.
Describe the positioning for the SMV of skull.
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10.
What view is being described:Patient prone, head rested on forehead and nose. OML and MSP perpendicular. CR perpendicular through nasion.
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11.
In the cross table lateral what is best demonstrated?
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12.
Where does the central ray enter in the Townes AP axial of the skull?
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13.
CR perpendicular to IOML through sella turcica3/4" anterior to EAM and entering between angles of mandible. What view is being described?
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14.
SMV is also known as??
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15.
The CR enters ______.
A.
Frontal bone, petrous ridges filling the orbits, crista galli, ethmoid sinus, dorsum sellae
B.
Enters approx. 2-21/2" above the glabella
C.
sphenoid sinus effusion which is indicative of a basilar skull fracture
D.
horizontal, parallel, perpendicular
E.
VSM (verticosubmental projection)
F.
CR enter 3/4" superior and 3/4" anterior to the EAM
G.
Superimposition of mandibular symphysis over anterior frontal bone, sphenoidal sinuses, cranial base, foramen ovale and spinosum
H.
Perpendicular to 2" superior to the EAM
I.
Patient supine or upright. Center MSP to film. Extend neck as far back as possible and rest head on vertex. MSP perpendicular. IOML parallel
J.
Schuller method or submentovertical projection
K.
Dorsum sellaeand posterior clinoid processes visible within foramen magnum, occipital bone, poserior portion of parietal bones
L.
OML - orbitomeatal line
M.
PA
N.
SMV
O.
Townes, Right Lateral, Left Lateral, PA(SMV @ POI & TLI)
Type the Answer that corresponds to the displayed Question.
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16.
IOML
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17.
OML is the abbreviation of _______ _____.
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18.
The CR exits the _____ _____ in the Townes skull.
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19.
EAM
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20.
In this projection the mandibular rami, orbital roofs, mastoids, EAM, TMJ's are superimposed, Dorsum sellae is viewed, sella turcica seen in profile.
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21.
The central ray is angled ____ degrees _____ in the Townes AP axial of the skull.
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22.
I the patient is unable to be placed in AP axial Townes, what can be done?
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23.
If the patient is unable to do PA skull, what can be done?
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24.
In the Townes (AP Axial), the patient is placed ______ with the ______ perpendicular.

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