Medical Termilogy Review

Question 0

Anode

Answer 0

The positive electrode in the x-Ray tube /glass envelope

Question 1

Alara concept

Answer 1

A radiation protection concept that states all exposure should be kept ass low ass reasonable archievable

Question 2

Contrast

Answer 2

Differences in densities on adjacent areas of a radiograph

Question 3

Density

Answer 3

The overal blackness on radiograph

Question 4

Frequency

Answer 4

The number of wavelength passing through a fixed point per given period of time

Question 5

Ion

Answer 5

An electrically charge particle

Question 6

Milliamperes

Answer 6

mA) a unit of measurement used to determine the amount of electrical current ;1mA is equal to 1/1,000 an ampere

Question 7

Photon

Answer 7

Small bundle of pure energy that has no mass or weight

Question 8

Radiograph

Answer 8

A recorder image on photographic

Question 9

Radiolucent

Answer 9

Dark portion of a radiograph that represent soft tissue ( for example dental pulp) that allow X-ray to pass through space and Aire are also radiolucent

Question 10

Atom

Answer 10

The basic unit of all matter

Question 11

Cathode

Answer 11

The negative electrode in the X-ray tube/ glass envelope

Question 12

Ionization

Answer 12

The process through which electron are lost from the shell of an atom

Question 13

Ionizing radiation

Answer 13

Radiation that is capable of producing ions by adding or removing electrons from the shell of an atom

Question 14

Primary radiation

Answer 14

Initial radiation produce at the tungsten target that exist the tube head

Question 15

Leakage radiation

Answer 15

Radiation that escapes or leaks out of the tube head

Question 16

Radiolucent areas

Answer 16

Dark portion of a radiograph that represent soft tissues for example dental pulp that allow X-rays to pass through space and air are also radiolucent area

Question 17

Radioopaque area

Answer 17

Light or white portion of a radiograph that represent areas of dense tissue that absorbs X-rays

Question 18

Scatter radiation

Answer 18

A form of secondary radiation that occurs once the primary beam has interacted with matter and then is deflected off a differents direction

Question 19

Secubdary radiation

Answer 19

Occurs when the primary beam come in contact with and passes through any type of matter

Question 20

Wavelength

Answer 20

Distance between the crest or high point of the radiation waves

Question 21

Tungsten target

Answer 21

Portion of the anothe struck by electrons focal spot

Question 22

X-radiation

Answer 22

High- energy ionizing electromagnetic radiation

Question 23

Electromagnetic radiation

Answer 23

The production of a wave like energy through space and matter

Question 24

Automatic processor

Answer 24

Machine tha automatically processe film through each stage of the developing

Question 25

Beam alignment device

Answer 25

Device used to position the primary beam by aligning the position- indicating device

Question 26

Cassette

Answer 26

Used to hold extra oral film during exposure

Question 27

Cephalometric radiograph

Answer 27

Profile of the head and face showing both bone and soft tissue

Question 28

Dental film holder

Answer 28

A device used to stabilize the film in the pacient mouth

Question 29

Duplicating film

Answer 29

Film used specifically for duplicating or copying existing radiograph

Question 30

Emulsion

Answer 30

A coating on the film that gives it greater sensitivity to radiation

Question 31

Extraoral film

Answer 31

Film designed to be used outside of the mouth during X-rays exposure

Question 32

Film

Answer 32

The term used to describe the film packet and it's components prior to it being developed or processe