Radiography

Question 1

use of ionizing radiation to produce a recorded image

Answer 1

radiography

Question 2

radiography can be described as ___ and ___

Answer 2

art and science

Question 3

radiography requires specific skills in performance

Answer 3

art

Question 4

radiography requires study of natural phenomena

Answer 4

science

Question 5

2 groups of professionals in radiology

Answer 5

radiologic technologist and radiologist

Question 6

board physicians who practice radiology

Answer 6

radiologist

Question 7

image produced using x-radiation and the end product of radiography

Answer 7

radiograph

Question 8

other term of radiograph

Answer 8

roentgenogram

Question 9

characteristics of a radiograph

Answer 9

1. exposure factors are adequate
2. adequate penetration of the part of interest
3. sufficient density and contrast
4. field size
5. motion is eliminated
6. anatomic part is properly positioned
7. proper accessories

Question 10

body habitus

Answer 10

sthenic, asthenic, hypersthenic, hyposthenic

Question 11

areas in radiology department

Answer 11

reception area, dressing room, exposure room, dark room, reading room, sorting room

Question 12

where patient fills their medical forms, schedule for examination, releasing of results and answering patient inquiries

Answer 12

reception or information area

Question 13

where patient change their dress to a patient gown before examination

Answer 13

dressing room

Question 14

where x-ray examination is being conducted

Answer 14

exposure room

Question 15

where processing cycle of the exposed x-ray film takes place; also known as “processing room”

Answer 15

dark room

Question 16

where diagnostic report or findings are interpreted or rule-out based on the patient request through our radiologists; also known as “interpretation room”

Answer 16

reading room

Question 17

where the radiograph and results are being sorted and kept; also called “file room”

Answer 17

sorting room

Question 18

radiograph is viewed by the aid of?

Answer 18

negatoscope or view box

Question 19

it is where the radiography starts and ends

Answer 19

darkroom

Question 20

a room devoid of white light in which the processing takes place

Answer 20

darkroom

Question 21

meaning of OSHA

Answer 21

occupational safety and health agency

Question 22

hypersensitivity to fumes

Answer 22

darkroom disease

Question 23

exposed films are - time more sensitive to subsequent exposure than an unexposed film as it contains latent image

Answer 23

2-8

Question 24

increase in sensitivity after exposure to white light or ionizing radiation

Answer 24

latensification

Question 25

factors to consider in the darkroom

Answer 25

1. location 2. size 3. protects from radiation 4. ventilation 5. cleanliness 6. light-tight entrance 7. illumination 8. color of walls 9. electrical wiring 10. safelight

Question 26

factors to consider in the darkroom

Answer 26

1. location 2. size 3. protects from radiation 4. ventilation 5. cleanliness 6. light-tight entrance 7. illumination 8. color of walls 9. electrical wiring 10. safelight

Question 27

ideal size of a darkroom

Answer 27

15 ft. x 14.5 ft or greater

Question 28

wet and dry section should be how many feet away from each other

Answer 28

4 ft

Question 29

where is negatoscope located

Answer 29

wet section

Question 30

walls in the darkroom and their measurement

Answer 30

1. concrete - greater than 6 in 2. hollow blocks - filled with cement 3. wood - with 1.5 mm Pb

Question 31

it is designed to eliminate heat and fumes and must be light-tight

Answer 31

ventilation

Question 32

how many times does room changes per hour

Answer 32

8-10

Question 33

air movement

Answer 33

15-25 ft/min fan

Question 34

storage room temperature

Answer 34

10-21°C or 50-70°F

Question 35

old darkroom temperature

Answer 35

20°C or 67-83°F

Question 36

new darkroom temperature

Answer 36

18-24°C or 65-85°F

Question 37

humidity for storage room

Answer 37

40-60%

Question 38

humidity for darkroom

Answer 38

30-60%

Question 39

too low humidity could cause?

Answer 39

static artifacts

Question 40

device used to measure humidity or moisture

Answer 40

psychrometer

Question 41

device used to measure environment moisture

Answer 41

hygrometer

Question 42

kinds of doors in the darkroom

Answer 42

single door, light-lock door or double door, labyrinth or maze, revolving door

Question 43

simplest type of door and a passbox is required to allow films to be transferred without entering the dark room

Answer 43

single door

Question 44

it consists of a small hall with 2 doors and is used only when there is a darkroom personnel exclusive in the darkroom

Answer 44

light-lock door or double door

Question 45

easy access; zigzag type and does not use a door but requires a large space

Answer 45

labyrinth or maze

Question 46

fast access type as RT can enter and exit at the same time but is not used anymore

Answer 46

revolving door

Question 47

this light is to perform different activities such as mixing of chemicals, cleaning tanks, and unloading of film hangers

Answer 47

white light illumination

Question 48

purpose of white light illumination

Answer 48

maintenance, emergency use, cleaning

Question 49

this is designed to give enough visibility to accomplish all necessary duties in the handling and processing of x-ray film without harmful effect to any unprocessed film

Answer 49

safelight illumination

Question 50

safelight illumination is also called

Answer 50

safelight system

Question 51

distance of safelight illumination from workbench

Answer 51

3 to 4 ft

Question 51

distance of safelight illumination from workbench

Answer 51

3 to 4 ft

Question 52

distance of safelight illumination from the feedtray of automatic processor

Answer 52

4 ft

Question 53

wattage of safelight at 3 ft distance

Answer 53

7.5 watts tungsten bulb

Question 54

wattage of safelight at 4 ft distance

Answer 54

15 watts

Question 55

filter that filters out red, orange, yellow and it appears brownish

Answer 55

amber filter

Question 56

these are blue-sensitive film

Answer 56

monochromatic film

Question 57

it filters only the intensity with less than 550 nm wavelength

Answer 57

kodak wratten 6b filter

Question 58

a multi-purpose filter with less than 600-620 nm wavelength

Answer 58

kodak gbx-2 filter

Question 59

these are green-sensitive film

Answer 59

orthochromatic film

Question 60

color of walls recommended in the darkroom

Answer 60

light color (ivory/pastel), enamel/epoxy, matte finish

Question 61

this should be properly installed

Answer 61

electrical wiring

Question 62

fixture type safelight; light is distributed directly and is most common in the hospital

Answer 62

direct safelight

Question 63

ceiling type safelight; light goes up before being reflected and uses sodium vapor bulb

Answer 63

indirect safelight

Question 64

distance of indirect safelight from the workbench should be how many ft

Answer 64

6 ft