Test Bank for Patient Care in Radiography 9th Edition by Ehrlich.

Chapter h02: hImage hQuality hFactors
Ehrlich: hPatient hCare hin hRadiography: hWith han hIntroduction hto hMedical
hImaging, h9thhEdition



MULTIPLE hCHOICE

1. An hx-ray hexposure his hmade husing hthe hfollowing hfactors: h200 hmA, h0.04 hseconds, h80
hkVp, handh48 hinches hSID. hIn hthis hcase, hwhich hrepresents hthe hvalue hof hthe hmAs?
a. 0.08
b. h 0.8
c. 8
d. h 16,000
ANS: h C REF: h h hp. h22 OBJ: h 3

2. An hincrease hin hOID hwill hresult hin:
1. increased hmagnification.
2. decreased himage hdetail.
3. increased himage hdetail.
a. 1 honly
b. 2 honly
c. 1 hand h2
d. 1 hand h3
ANS: h C REF: h h hp. h30 OBJ: h 6

3. The hprimary hpurpose hof hintensifying hscreens his hto:
a. protect hthe hfilm hfrom hlight hand hdamage hduring hradiography.
b. improve hthe hdefinition hon hthe hradiograph.
c. reduce hthe hquantity hof hradiation hrequired hto hproduce ha hsatisfactory himage.
d. reduce hthe hpossibility hof hartifacts hon hthe hfilm.
ANS: h C REF: h h hp. h25 OBJ: h 8

4. In horder hto hincrease hthe hpenetration hof hthe hx-ray hbeam, hwhich hof hthe hfollowing
hfactors hshouldhbe hincreased?
a. Kilovoltage
b. Milliamperage
c. mAs
d. Exposure htime
ANS: h A REF: h h hp. h28 OBJ: h 4

5. In horder hto hincrease hoptical hdensity hof ha hfilm/screen himage, hwhich hof hthe
hfollowing hfactorshshould hbe hincreased?
a. Kilovoltage
b. SID
c. mAs
d. OID
ANS: h C REF: h h hp. h27 OBJ: h 3




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