CNMT Exam 1-6 Questions With Correct Answers
// // // // // //
1. /
/If /
/one /
/is /
/receiving /
/20 /
/mR/hr /
/exposure /
/at //
a/
/distance /
/of //3 //m //from //a //source, //at //what //distance //would //one //received //500 //mR/hr //exposure?
a. //0.36 //cm
b. //0.36 //m
c. //60 //cm
d. //0.60 //cm //- //CORRECT //ANSWERS(S)✔✔c. //60 //cm
2. /
/If /
/an /
/area /
/survey /
/reveals /
/an /
/ambient /
/radiation /
/level /
/of //
7/
/mR/hr, /
,/which /
/of /
/the /
/following /
/radioactive /
/signs //would //be //the //best //choice //to //display //on //the //door //leading //to //this //area?
a. //caution: //radioactive //materials
b. //caution: //radiation //area
c. //caution: //high //radiation //area
d. /
/grave /
/danger: //very //high //radiation //area //- //CORRECT //ANSWERS(S)✔✔b. //caution: //radiation //area
3. /
/An /
/ionization /
/chamber /
/if /
/left /
/in /
/integral /
/mode /
/for /
/10 /
/min /
/and /
/records //
a/
/total /
/dose /
/of //
3/
/mR. /
,/Which /
/of //the //following //area //posting //signs //should //be //used //on //the //door //leading //to //this //area?
a. //caution: //radioactive //materials
b. //caution: //radiation //area
c. //caution: //high //radiation //area
d. /
/grave /
/danger: //very //high //radiation //area //- //CORRECT //ANSWERS(S)✔✔b. //caution: //radiation //area
4. /
/Which //of //the //following //area //posting //signs //would //not //normally //be //found //in //a //hospital?
a. //caution: //radioactive //materials
b. //caution: //radiation //area
c. //caution: //high //radiation //area
d. /
/grave /
/danger: /
/very //high //radiation //area //- //CORRECT //ANSWERS(S)✔✔d. //grave //danger: //very //high //radiation
//area
5. /
/Which /
/of /
/the /
/following /
/type /
/of /
/survey //instruments //would //be //best //to //use //to //survey //a //spill //for //removable //contamination
//in //a //hot //lab //area //where //radioisotopes //are //being //store?
, a. //GM //detector //
b. //personal //pocket //dosimeter
c. //dose //calibrator //with //a //wipe //test
d. /
/well /
/counter //with //a //wipe //test //- //CORRECT //ANSWERS(S)✔✔d. //well //counter //with //a //wipe //test
6. //Four //HVLs //reduce //the //amount //of //incident //radiation //exposure //to //what?
a. //12.5% //
b. //6.25%
c. //3.125%
d. //none //of //the //above //- //CORRECT //ANSWERS(S)✔✔b. //6.25%
7. /
/Which /
/of /
/the /
/following //is //not //required //to //be //included //in //the //records //of //a //radioactive //package //receipt
//check //in //process?
a. //name //of //patient
b. //name //of //radioisotope
c. //amount //of //activity
d. /
/both //external //and //internal //wipe //checks //- //CORRECT //ANSWERS(S)✔✔a. //name //of //patient
// // // // // //
1. /
/If /
/one /
/is /
/receiving /
/20 /
/mR/hr /
/exposure /
/at //
a/
/distance /
/of //3 //m //from //a //source, //at //what //distance //would //one //received //500 //mR/hr //exposure?
a. //0.36 //cm
b. //0.36 //m
c. //60 //cm
d. //0.60 //cm //- //CORRECT //ANSWERS(S)✔✔c. //60 //cm
2. /
/If /
/an /
/area /
/survey /
/reveals /
/an /
/ambient /
/radiation /
/level /
/of //
7/
/mR/hr, /
,/which /
/of /
/the /
/following /
/radioactive /
/signs //would //be //the //best //choice //to //display //on //the //door //leading //to //this //area?
a. //caution: //radioactive //materials
b. //caution: //radiation //area
c. //caution: //high //radiation //area
d. /
/grave /
/danger: //very //high //radiation //area //- //CORRECT //ANSWERS(S)✔✔b. //caution: //radiation //area
3. /
/An /
/ionization /
/chamber /
/if /
/left /
/in /
/integral /
/mode /
/for /
/10 /
/min /
/and /
/records //
a/
/total /
/dose /
/of //
3/
/mR. /
,/Which /
/of //the //following //area //posting //signs //should //be //used //on //the //door //leading //to //this //area?
a. //caution: //radioactive //materials
b. //caution: //radiation //area
c. //caution: //high //radiation //area
d. /
/grave /
/danger: //very //high //radiation //area //- //CORRECT //ANSWERS(S)✔✔b. //caution: //radiation //area
4. /
/Which //of //the //following //area //posting //signs //would //not //normally //be //found //in //a //hospital?
a. //caution: //radioactive //materials
b. //caution: //radiation //area
c. //caution: //high //radiation //area
d. /
/grave /
/danger: /
/very //high //radiation //area //- //CORRECT //ANSWERS(S)✔✔d. //grave //danger: //very //high //radiation
//area
5. /
/Which /
/of /
/the /
/following /
/type /
/of /
/survey //instruments //would //be //best //to //use //to //survey //a //spill //for //removable //contamination
//in //a //hot //lab //area //where //radioisotopes //are //being //store?
, a. //GM //detector //
b. //personal //pocket //dosimeter
c. //dose //calibrator //with //a //wipe //test
d. /
/well /
/counter //with //a //wipe //test //- //CORRECT //ANSWERS(S)✔✔d. //well //counter //with //a //wipe //test
6. //Four //HVLs //reduce //the //amount //of //incident //radiation //exposure //to //what?
a. //12.5% //
b. //6.25%
c. //3.125%
d. //none //of //the //above //- //CORRECT //ANSWERS(S)✔✔b. //6.25%
7. /
/Which /
/of /
/the /
/following //is //not //required //to //be //included //in //the //records //of //a //radioactive //package //receipt
//check //in //process?
a. //name //of //patient
b. //name //of //radioisotope
c. //amount //of //activity
d. /
/both //external //and //internal //wipe //checks //- //CORRECT //ANSWERS(S)✔✔a. //name //of //patient
