RAD Midterm 1 TCDHA Review Questions With Correct Answers

RAD /




Midterm
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1 /




TCDHA
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Review Questions With Correct Answers
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A/
/form /


/of /


/energy /


/carried /


/by //waves //or //streams //of //particles //is //defined //as... //- //correct //answer(s) //✔✔ //Radiation




The //x-ray //was //discovered //by... //- //correct //answer(s) //✔✔ //Wilhelm //Roentgen



Who //MODIFIED //the //paralleling //technique //with //the //introduction //of //the //long-
cone //technique? //- //correct //answer(s) //✔✔ //F. //Gordon //Fitzgerald



Which /
/of //the //following //would //you //place //in //the //patient's //mouth //in //order //to //take //dental //x-


rays? //

a) //Image //

b) //Image //Receptor //

c) //Radiograph //

d) //Dental //radiograph //- //correct //answer(s) //✔✔ //b. //Image //Receptor

,Which //subatomic //particle //carries //a //negative //electrical //charge? //

a) //A //Neutron

b) //A //Proton //

c) //An //Electron //

d) //A //Nucleon //- //correct //answer(s) //✔✔ //c. //An //Electron



What /
/is /


/the /


/binding /


/energy /


/or /


/binding /


/force /


/of /


/an /


/electron /


/is... //- //correct //answer(s) //✔✔ //Determined //by //the //distance //between //the //orbiting //electrons


//and //the //nucleus




A/
/spontaneous /


/emission /


/of /


/radiation /


/from /


/the //disintegration //of //unstable //atomic //nuclei //is... //- //correct //answer(s) //✔✔ //Radioactivity




Cathode //rays //are //derived //from //which //of //the //following //types //of //particulate //radiation?

a. //Electrons //

b. //Alpha //Particles //

c. //Protons //

, d. //alpha //particle //decay //- //correct //answer(s) //✔✔ //a. //Electrons



What //type //of //radiation //includes //x-
rays //and //visible //light? //- //correct //answer(s) //✔✔ //Electromagnetic



Approximately /
/what //percentage //of //the //kinetic //energy //of //the //electrons //is //converted //to //x-


rays //at //the //anode? //- //correct //answer(s) //✔✔ //Less //than //1%



What //restricts //the //size //of //the //x-ray //beam? //- //correct //answer(s) //✔✔ //The //Lead //Collimator



Which //form //of //the //x-
ray /
/beam /


/is /


/more /


/detrimental //to //the //patient //and //operator? //- //correct //answer(s) //✔✔ //Scatter //Radiation




What //happens //with //the //electrons //when //the //kilovoltage //is //increased? //- //correct //answer(s)
//✔✔ //The //electrons //moves //from //the //CATHODE //to //the //ANODE //with //more //speed




Higher-energy //x-
ray /
/beam /


/with /


/increased /


/penetrating //ability //results //by... //- //correct //answer(s) //✔✔ //When //the //kilovolt //is //increased




(1) /
/Density /


/is /


/the /