As focal spot size decreases,
a. umbra is improved.
b. penumbra decreases.
c. resolution increases.
d. all of the above
d. all of the above
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Broca's area is found in the ____________________ lobe
Fill in the blank(s) with correct word
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To demonstrate the distal or inferior aspect of the sacroiliac joint more precisely, a 15°-20° cephalad angle can be added in addition to the 25°-30° part rotation. This beam angle would require recentering of the central ray in which direction?
A. Toward midline B. Away from midline C. Cephalad D. Caudal
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