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DENTAL RADIOLOGY EXAM 1 (CHAPTERS 1-8) | 209 QUESTIONS AND ANSWERS 100% CORRECT | NEW UPDATE
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DENTAL RADIOLOGY EXAM 1 (CHAPTERS 1-8) | 209 QUESTIONS AND ANSWERS 100% CORRECT | NEW UPDATE
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DENTAL RADIOLOGY EXAM 1 (CHAPTERS 1-8) | 209QUESTIONS AND ANSWERS 100% CORRECT | NEW
UPDATE 2024-2025
Radiation - ANSWER a form of energy carried by waves or a stream of particles
X-radiation - ANSWER a high-energy radiation produced in an x-ray tube; has
electrons colliding with a metal target
x-rays - ANSWER beam of energy that penetrates substances and records an
image; creates the radiograph
radiograph - ANSWER a two-dimensional representation of a three
dimensional object
dental radiograph - ANSWER an image produced on an image receptor when x-
rays pass through teeth and other structures
dental radiographer - ANSWER anyone who takes dental radiographs
How are radiographs important to dental professionals? - ANSWER They
enable the dental professional to identify many conditions that may otherwise go
undetected and to see conditions that cannot be identified clinically. *Detection is
one of the most important uses.*
List the uses of Dental Radiographs (Box 1.1 in Chapter 1) - ANSWER -to detect
lesions, diseases, and conditions of the teeth and surrounding structures that
cannot be identified clinically
,-can confirm or classify a disease
-localize lesions or foreign objects
-provides information during dental procedures
-evaluates growth and development
-illustrates changes secondary to caries, periodontal disease and trauma
-document the condition of a patient at a specific point in time
-to aid in development of a clinical treatment plan
Who discovered (and named) the x-ray and when was it discovered? - ANSWER
a physicist by the name of Wilhelm Conrad Roentgen in 1895
When were radiographs first used in dentistry? - ANSWER 1896
Who is credited for the first use of radiographs in dentistry? - ANSWER C.
Edmund Kells, a New Orleans dentist
What was the ultimate cost of Dr. Kells experimentation with radiographs? -
ANSWER It cost him his fingers, later his hands, and his arms due to over
exposure
Who manufactured the first prewrapped intraoral film and when was it
manufactured? - ANSWER Eastman Kodak in 1913
Who introduced the paralleling technique and when was it introduced? -
ANSWER C. Edmund Kells in 1896
, What is the world composed of? - ANSWER Matter and energy
Matter - ANSWER anything that occupies space
When we alter matter what is is measured in? - ANSWER Energy
Atom - ANSWER basic unit of matter
What is all matter composed of? - ANSWER atoms
Name the 2 parts of the atom - ANSWER a central nucleus and orbiting
electrons (looks like a solar system)
Nucleus - ANSWER dense core of the atom; composed of protons and neutrons
protons - ANSWER have a positive charge
neutrons - ANSWER neutral; no charge
electron - ANSWER negatively charged particles
Shells - ANSWER the well-defined paths that electrons use to travel around the
nucleus of an atom
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