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Dental Radiography 5th Edition By Joen Iannucci 9780323297493 ALL CHAPTERS . $17.99   Add to cart

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Dental Radiography 5th Edition By Joen Iannucci 9780323297493 ALL CHAPTERS .

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Dental Radiography 5th Edition By Joen Iannucci 9780323297493 ALL CHAPTERS .

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  • August 22, 2024
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Test Bank For Dental Radiography 5th Edition By Joen Iannucci
9780323297493 ALL CHAPTERS .
milliammeter (mA) - ANSWER: determines the number of electros available to produce x-rays
7-15mA

kilovolt peak (kVp) - ANSWER: force used to move electrons
60-90kVp

tube head - ANSWER: houses mechanical, electrical, and safety components

extension (support) arm - ANSWER: allows for placement of position indicating device and houses
electrical cords that connect the control panel and tube head

position indicating device (PID) - ANSWER: aims the x-rays
round or rectangular
reduces amount of tissue exposed to x-rays

central rays (CR) - ANSWER: x-rays in the center of the useful beam

collimator - ANSWER: lead washer that restricts the size of the x-ray beam
located within the PID

density - ANSWER: amount of light transmitted through the film
dark films have higher density than light films

contrast - ANSWER: difference between shades of the radiograph

short-scale contrast - ANSWER: few gray shades
many black and white shades

long-scale contrast - ANSWER: many gray shades
many black and white shades

definition - ANSWER: detail
how sharp the outline of structures on a radiograph is

exposure - ANSWER: measurement of ionization in air produced by x-rays

absorbed dose - ANSWER: amount of energy deposited in any matter, living or not

dose equivalent - ANSWER: absorbed dose in living tissue
measured in Sv and rems

latent period - ANSWER: period of time before the first clinically observable symptoms occur

four stages of exposure - ANSWER: exposure, latent period, period of injury, recovery period -

acute exposure - ANSWER: produces short-term effects seen within months

chronic exposure - ANSWER: produces long-term effects seen years after exposure

ALARA - ANSWER: as low as reasonably achievable
using the least amount of radiation to get appropriate diagnostic results

artifacts - ANSWER: blemishes or images on the radiograph that are not present in the actual object

, scatter radiation - ANSWER: comes from the patient's head

maximum permissible dose (MPD) - ANSWER: maximum exposure level
50mSv per year - radiation workers
5mSv per year - pregnant workers and general public
1mSv per day

output - ANSWER: amount of radiation a machine produces at the end of the PID

stepwedge - ANSWER: tests the output of an x-ray machine
determines amounts of radiation reaching the film by measurements of film density
tests when to change solutions
lead foil attached to cardboard or tongue depressor

film speed D - ANSWER: Ultra-Speed
slower than F

film speed F - ANSWER: Kodak InSight
faster than D
requires less exposure time

lateral jaw exposure - ANSWER: shows either left or right half of the jaw

latent image - ANSWER: image made on film when expose to x-rays
must be processed to turn into a visible image

coronoid process of the mandible - ANSWER: bone seen on films taken in the far back of a pts mouth
radiopaque

hamular process - ANSWER: spike of bone seen behind the last molar
radiopaque

maxillary tuberosity - ANSWER: rounded portion of bone behind the last tooth
radiopaque

zygoma - ANSWER: portion of the cheek bone
radiopaque

sinus septum - ANSWER: thin bone separating the sinuses
radiopaque

floor of the sinus - ANSWER: lower border of the sinuses
radiopaque

nasal fossa - ANSWER: nasal cavity
radiolucent

median suture - ANSWER: "crack" between roots of maxillary central incisors
area of incomplete fusion
radiolucent

incisive foramen - ANSWER: hole in the bone of the maxilla and between roots of incisors
radiolucent

external oblique ridge - ANSWER: dense white line distal to the last molar and moving across root of
molars

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