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Which of the following describes where the field size is def…

Which of the following describes where the field size is defined in a non-isocentric approach?

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Which of the following are considered when designing fields…

Which of the following are considered when designing fields and beam arrangements?  (Select all that apply)

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Which of the following represents the relationship between t…

Which of the following represents the relationship between the dose and the PDD at a point?

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The value of TMR is never greater than:

The value of TMR is never greater than:

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Calculate the percentage of the dose attenuated if the measu…

Calculate the percentage of the dose attenuated if the measured dose with the wedge is 95 cGy and the dose without the wedge is 125 cGy.

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In calculating dose to points of interest for isocentric pro…

In calculating dose to points of interest for isocentric problems, What does SCPD mean?

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A patient’s prescription requires a total of 180 cGy to be d…

A patient’s prescription requires a total of 180 cGy to be delivered per day to equally weighted to POP fields (Parallel Opposed Ports).  The treatment time to deliver 100 cGy is 2.15 minutes.  What treatment time must be delivered to each field to follow the prescription?

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PDD is dependent on which of the following? I.   Energy II. …

PDD is dependent on which of the following? I.   Energy II.  Depth III. Field size IV. SSD

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A patient is to be treated with 6 MV and a depth of 5 cm.  T…

A patient is to be treated with 6 MV and a depth of 5 cm.  The linear accelerator is calibrated to 100 SAD.  The patient has a separation of 28 cm.  At midplane, the field size is 14 x 14 cm.  The field size on the patient’s skin is?

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The depth of maximum equilibrium is another term for which o…

The depth of maximum equilibrium is another term for which of the following? 

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