ASRT 1-5 Exam with correct Answers 100%

ASRT 1-5 Exam with correct Answers


B: ii40

X-ray iitubes iiare iioperated iiat iior iiabove ii______ iikVp iito iiavoid iibeing iispace-
charge iilimited.

A: ii35

B: ii40

C: ii55

D: ii70

B: iiContrast iiimprovement iifactor

When iidiscussing iithe iigrid, iithe iiletter ii“K” iirepresents iithe ii________.

A: iiGrid iiratio

B: iiContrast iiimprovement iifactor

C: iiBucky iifactor

D: iiSelectivity ii

C: iiReceptor iiexposure

When iithe iix-ray iibeam iiis iiNOT iiproperly iialigned iiwith iithe iigrid iistrips iithe
ii________ iiis iichanged.


A: iiSpatial iiresolution

,B: iisampling iifrequency

C: iiReceptor iiexposure

D: iidistortion ii

B: iihelp iidistinguish iidifferences iibetween iianatomic iitissues.

The iispecific iipurpose iiof iia iicontrast iimedium iiis iito:

A: iiShow iisurrounding iitissue iiwith iithe iisame iidensity iias iithe iiregion iiof iiinterest

B: iihelp iidistinguish iidifferences iibetween iianatomic iitissues. ii

C: iiProduce iidensity iichanges iiin iisoft iitissue iianatomy

D: iiReduce iithe iiradiologists iineed iifor iiambient iilight

B: ii15-inch iiminimum iiSSD

Which iiof iithe iifollowing iiis iia iiguideline iiused iito iireduce iipersonnel iiand iipatient
iidose iiduring iifixed iifluoroscopy?


A: ii30 iiroentgens ii(R)/min iimaximum iitabletop iiexposure iirate

B: ii15-inch iiminimum iiSSD

C: iiminimum iifiltration iiof ii1.5 iimm iialuminum iiequivalent

D: ii0.5 iimm iiprimary iiprotective iibarrier

B: ii66%

Using iia ii75 iikVp iix-ray iibeam iiwith iia ii0.25 iimm iilead-equivalent iiapron iiprovides
iiprotection iifrom ii_______ iiof iithe iibeam.


A: ii55%

B: ii66%

C: ii77%

,D: ii88%

B: ii10 iidays iito ii6 iiweeks iiof iidevelopment

Exposure iiof iian iiembryo iior iifetus iito iiradiation iifrom ii________________ iican
iiresult iiin iicongenital iiabnormalities.


A: ii0 iidays iito ii9 iiday iiof iidevelopment

B: ii10 iidays iito ii6 iiweeks iiof iidevelopment

C: ii6 iiweeks iito ii20 iiweeks iiof iidevelopment

D: ii21 iiweeks iito iiterm

A: iifiltration

Which iiof iithe iifollowing iiradiography iiequipment iifeatures iiis iidesigned iito
iieliminate iiunnecessary iiradiation iiexposure iito iithe iipatient?


A: iifiltration

B: iiminimum iisource-to-skin iidistance ii(SSD) iiof ii30 iiinches

C: iitube iiwindow

D: iilight iilocalized iicollimation

B: iiVisceral

The ii________ iipleura iiclosely iiadheres iito iithe iisurface iiof iithe iilung.

A: iiParietal

B: iiVisceral

C: iiLingula

D: iiCardiac ii

D: iiRemnant

, Radiation iithat iiexits iithe iipatient iiand iiis iidirected iitoward iithe iireceptor iiis
iireferred iito iias ii________ iiradiation.


A: iiPrimary

B: iiScatter

C: iiSecondary

D: iiRemnant ii

C: ii7 ii; ii20

The iiangle iiof iithe iianode iiin iithe iiregion iiof iithe iitarget iihas iia iivariation iiof
ii________ ii° iito ii________ ii°.


A: ii0 ii; ii3

B: ii5 ii; ii6

C: ii7 ii; ii20

D: ii20 ii; ii45

C: iiKilovoltage

The iiquality iiof iix-ray iiphotons iiis iiaffected iiby:

A: iiCollimation

B: iiFocal iispot iisize

C: iiKilovoltage

D: iiexposure iitime

C: iiWater iiMolecules

MOST iicell iidamage iifrom iiionizing iiradiation iioccurs iiwhen iix-rays iiinteract iiwith:

A: iifree iiradicals