FOCUS

Question 1

EXPLAIN SINGLE STRAND BREAK

Answer 1

OCCURS IN DNA

AKA POINT MUTATION

REPAIRS

Question 2

EXPLAIN DOUBLE STRAND BREAK FRAMESHIRT

Answer 2

OCCURS IN DNA

BREAKS IN PHOSPH. CHAIN AT DIFF LEVELS

CAN REPAIR BUT HARDER

Question 3

EXPLAIN DOUBLE STRAND BREAK

Answer 3

OCCURS IN DNA

BREAKS IN PHOSPH. ON SAME LEVELS

WORST DNA. - REPLICATES DAMAGED INFO

Question 4

MUTATION OCCURS WHEN?

Answer 4

CROSS LINKING

Question 5

EXPLAIN RESTITUTION

Answer 5

CHROMOSOME

BREAK & REJOIN

NO DAMAGE

Question 6

EXPLAIN DELETION

Answer 6

CHROMOSOME

ACENTRIC FRAGMENT RESULTS

Question 7

EXPLAIN BROKEN END ARRANGEMENT

Answer 7

CHROMOSOME

1 CHROMOSOME = RINGS / REPO DEATH

2 CHROMOSOME = DEATH OR REPLICATED MUTATIONS TRANSLOCATION
WORST CHROM

Question 8

INSTANT DEATH

Answer 8

1000 Gy in SECONDS

Question 9

REPRODUCTIVE DEATH

Answer 9

1 - 10 Gy
Cant reproduce / pass on da,age

Question 10

MITOTIC DEATH

Answer 10

AKA: GENETIC DEATH

Question 11

MITOTIC DELAY

Answer 11

.01 Gy

CELL DONT DIVIDE ON TIME

Question 12

HEMATOLOGIC DEPRESSION / BLOOD CHANGES

Answer 12

.25 Gy

Question 13

LD 50/30
LD 50/60
LD 100

Answer 13

LETHAL DOSE
50/30 = 300-400 rad / 3 - 4 Gy
50/60 = 350 rad / 3.5 Gy
100 = 600 rad / 6 - 10 Gy

Question 14

GESTATIONAL TOTAL DOSE EQUIVALENT FOR EMBRYO/FETUS OF OCCUPATIONAL WORKER?

Answer 14

5 mSv
.5 rem
GESTATIONAL = TOTAL

Question 15

MONTHLY DOSE EQUIVALENT FOR EMBRYO/FETUS OF OCCUPATIONAL WORKER?

Answer 15

.5 mSv
.05 rem

Question 16

TEMPORARY STERILITY

PERMANENT STERILITY

Answer 16

TEMP = 2 Gy (200 rad)

PERM = 5 - 6 Gy (500 - 600 rad)

Question 17

CUMULATIVE WHOLE BODY EFFECTIVE DOSE

Answer 17

AGE X 10 mSv

AGE X 1 rem

Question 18

ANNUAL SKIN OF EXTREMITIES & ORGANS OF OCCUPATIONAL WORKER

Answer 18

500 mSv

50 rem

Question 19

EFFECTIVE DOSE LIMITS ARE BASED ON WHICH RESPONSE CURVE?

Answer 19

LINEAR NONTHRESHOLD

Question 20

SOMATIC OCCURS

Answer 20

LATE / YEARS AFTER

Question 21

WHOLE BODY EFFECTIVE DOSE FOR RADIATION WORKER

Answer 21

.05 Sv

50 mSv

5 rem

Question 22

ANNUAL DOSE EQUIVALENT FOR INFREQUENTLY EXPOSED POPULATION

Answer 22

5 mSv
.5 rem

Question 23

RADIATION MONITOR READINGS ARE IN

Answer 23

mrem

mSv

Question 24

ANNUAL DOSE EQUIVALENT FOR FREQUENTLY EXPOSED POPULATION

Answer 24

1 mSv

.1 rem

Question 25

LENS OF EYE WORKER: LENS EYE GENERAL PUB:

Answer 25

150 mSv. 15 rem 15 mSv. 1.5 rem

Question 26

STUDENT UNDER 18

Answer 26

1 msv .1 rem

Question 27

ORGOGENISIS OCCURS

Answer 27

2 - 6 WEEK GESTATION

Question 28

AVERAGE BACKGROUND RADIATION

Answer 28

1 mSv .1 rem 100 mrem

Question 29

BONE MARROW SYNDROME DOSE

Answer 29

WHOLE BODY DOSE 1 - 10 Gy

Question 30

CEREBROVASCULAR DOSE

Answer 30

50 Gy DEATH IN DAYS

Question 31

ARS DOSE

Answer 31

1 Gy + TO WHOLE BODY

Question 32

GASTROINTESTINAL SYNDROME DOSE

Answer 32

6 Gy WEEKS

Question 33

SINGLE ABSORBED DOSE CAUSE RADIATION INDUCED SKIN ERYTHEMA:

Answer 33

2 Gy 200 - 500 rad

Question 34

NAUSSEA & DIARRHEA DOSE EQUIVALENT

Answer 34

1.5 Sv 150 rem

Question 35

SUPRESSED MENSTRATION & REDUCTION SPERM

Answer 35

10 rad 1 mSv

Question 36

FIRST TRIMESTER DEATH DOSE: SECOND & THIRD DEATH DOSE:

Answer 36

,05 - .15 Gy / 5 - 15 rad 200 mSv

Question 37

SUBLETHAL DOSE SUPERLETHAL DOSE

Answer 37

SUB 200 - 300 rad (2 - 3 Gy) SUPER = 600 - 1000 rad (6 - 10 Gy)

Question 38

LEFT HAND RULE

Answer 38

MOTORS THUMB = DIRECTION OF FORCE INDEX = DIRECTION MAGNET FIELD MIDDLE = DIRECTION CURRENT

Question 39

RIGHT HAND RULE

Answer 39

GENERATORS THUMB = DIRECTION OF MOTION FINGER = DIRECTION MAGNETIC FIELD MIDDLE/PALM = DIRECTION OF INDUCED CURRENT

Question 40

GRID CONVERSION: NONE: 5:1 6:1 8:1 12:1 16:1

Answer 40

NONE: 1 5:1 = 2 6:1 = 3 8:1 = 4 12:1 = 5 16:1 = 6

Question 41

GRID CONVERSION FORMULA

Answer 41

MAS 1 = GCF 1 --------- ------------- MAS 2 = GCF 2

Question 42

PRIMARY CIRCUIT CONSIST OF:

Answer 42

Primary: (Low Voltage) Autotransformer Kv Selector Line Voltage Compensator Timer Primary side of the Step-up Transformer

Question 43

SECONDARY CIRCUIT CONSIST OF

Answer 43

Secondary: (High Voltage) Secondary side of the Step-up transformer (Kilovolts) Rectification system X-ray tube

Question 44

FILAMENT CIRCUIT CONSIST OF:

Answer 44

Filament: Step-down transformer (8-12 Volts) (3 – 6 Amps) rheostat

Question 45

SINGLE PHASE = ______ PULSE/SECOND 3 PHASE 6 PULSE = ______ PULSE/SECOND 3 PHASE 12 PULSE = ______ PULSE/SECOND

Answer 45

SINGLE 120 PULSES / SECOND 3/6 = 360 3/12 = 720

Question 46

ELECTRONIC TIMERS OLD = NEW =

Answer 46

OLD = RHEOSTAT, CAPACITOR & GAS DISCHARGE TUBE NEW = RHEOSTAT, S-SWITCH, CAPACITOR & THYRATRON TUBE

Question 47

1. SHEILD GONADS WHEN WITHIN: 2. WHERE ARE GONADS SHIELDED

Answer 47

5 cm 1 in MEDIAL ASIS

Question 48

1. CHICKEN POX IS ____ PRECAUTION 2. IF CR PLATE NOT USED, WHEN IS IT ERASED? 3. CLAY SHOVELERS IS FRACTURE OF

Answer 48

AIRBORNE 48 HOURS C6 (C-SPINE)

Question 49

FILE SIZE FORMULA: CONTRAST FOR PERFORATED BOWEL TOMO SLICE THICKNESS DETERMINED BY:

Answer 49

PIXELS X BIT DEPTH / 8 GASTROGRAFIN OR ISOVUE (MORE EXP.) EXPOSURE ANGLE

Question 50

NEUROGENIC SHOCK = AXIAL VIEWS NEED HIGHER OR LOWER TECHNIQUE?

Answer 50

POOLING BLOOD / HEAD TRAUMA THICKER PART / HIGHER TECHNIQUE

Question 51

ADD OR DESTRUCT PNUEMONIA PLUERAL EFFUSION EMPHYSEMA ACITIES MYLOMA GOUT

Answer 51

PNUEMONIA = ADD PLUERAL EFFUSION = ADD EMPHYSEMA = DESTR. ACITIES = ADD MYLOMA = DESTR. GOUT = DESTR.

Question 52

ROTATION FOR IMAGES WITH CLAVICLES

Answer 52

AP = UPSIDE SUPERIMP SPINE DOWNSIDE = SPACE BTWN / AWAY SPINE PA = DOWNSIDE SUPERIMP SPINE UPSIDE = SPACE BTWN / AWAY SPINE ------------------------------------------------------- RAO = RIGHT CLAV SUPERIMP. SPINE LAO = LEFT CLAV SUPERIMP. SPINE RPO = LEFT CLAV SUPERIMP SPINE LPO = RIGHT CLAV SUPERIMP SPINE