Radio

Question 1

most sensitive to radiation- induced cancer

Answer 1

Breast

Question 2

radiographic finding of ectodermal dysplasia

Answer 2

Congenitally Missing teeth

Question 3

Least radiosensitve cell

Answer 3

CT cell

Question 4

Radition measurement 100 ergs/gm

Answer 4

Rad

Question 5

radiolucency of apex of a single vital

Answer 5

Traumatic Bone Cyst

Question 6

some distance from the teeth that cause distortion

Answer 6

Increase target-film distance

Question 7

mA primarily controls

Answer 7

Number of electron produced

Question 8

quality of an xray beam

Answer 8

Half- value layer

Question 9

radiograph of a px thick, heavy bones

Answer 9

Increase kVP

Question 10

nonparticulate radiation energy

Answer 10

Xrays

Gamma rays

Question 11

radiograph signs of trauma from occlusion include each ff. except

Answer 11

Vascular infiltration of the PDL

Question 12

operator receive the greatest from what type of radiation

Answer 12

Secondary & scatter

Question 13

Ameloblastoma of the mandible similar radiographically to which ff.?

Answer 13

CGCG

Question 14

adding aluminum disk in primary xray beam is to

Answer 14

Reduce long wavelength radiation

Question 15

least susceptible to xradiation

Answer 15

Mature Bone

Question 16

reducing px radiation

Answer 16

Proper collimatipn
Increased filtration
fast films
higher kv

Question 17

operators of denta

xray machines should not exceed

Answer 17

100 miliroentgens per week

Question 18

basic effect of xradiation upon living tissue

Answer 18

Ionization

Question 19

xrays which most likely absorbed by the skin & produce an xray injury

Answer 19

Xrays long wavelength

Question 20

lateral tooth roots

Answer 20

Globulomaxillary Cyst

Question 21

Most difficult to distinguish

Answer 21

Methyl Methacrylate

CaOH

Question 22

produce localozed or generalized radioapacities

Answer 22

Condensing Osteitis
Alber schonberg disease
Chronic Scelorosing Osteomyelitis

Question 23

Radioapacities Periapical Radiograph

Answer 23

Hamular process
Ant.NasalmSpine
Zygoma
Mylohyoid Ridge

Question 24

decrease exposure time

Answer 24

Intensifying screen

Question 25

wavelength of xray photons

Answer 25

Kilovoltage

Question 26

sharpness of the radiographic image is increased bu

Answer 26

Increasing focal spot object distance

Question 27

mA controls the

Answer 27

temperature | Amount radiatiom produced

Question 28

Purpose os step up transformer

Answer 28

Voltage to the tube anode-cathode circuit