Exam 3 Flashcards Preview

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Flashcards in Exam 3 Deck (20):
1

Ortho images

set of films taken 90˚ apart

2

CT simulator

CT scanner uses a slice by slice data acquisition to create an image

3

Bore

Where the accelerator is located in the CT machine

4

Reconstruction time

Amount of time it takes to analyze and process info to make an image

5

Hounsfield numbers

-1000 = Air
0 = Water
1000 = Bone

6

Slip ring

the technology that allows drys tube and detectors to rotate around the patient

7

Hopsital record

EX: Epic. Always remains with the patient

8

Treatment chart

EX: Mosaiq. tx scheduling, notes, rx, etc.

9

Objective

Seen heard or measured

10

Subjective

Opinions or attitudes

11

Common errors with electronic charts?

data entry errors or not including enough information

12

Radiation therapist must check ___ every day before beam on

prescription

13

Misadministration to JRCERT

> or < 20%

14

Verification images

That what was planned is what is being treated, at least every 5 tx

15

Geometric miss

For an unknown reason, too much or too little of the tumor was treated

16

Iliac crest

L5

17

End of the spinal cord

L1/L2

18

Xiphoid process

T9/T10

19

Aortic bifurcation

L4

20

Between what doses does a patient develop cystitis

30-40 Gy