DENTAL RADIOLOGY FINAL EXAM REVIEW QUESTIONS AND ANSWERS 100% CORRECT!
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DENTAL RADIOLOGY
Instelling
DENTAL RADIOLOGY
The making of radiographs by the exposure of film to x-rays - ANSWER radiography
A high-energy radiation produced by the collision of a beam of electrons with a metal target in an x-ray tube - ANSWER radiation
The science or study of radiations as used in medicine. - ANSWER radiology
The m...
,DENTAL RADIOLOGY FINAL EXAM
REVIEW QUESTIONS AND ANSWERS
100% CORRECT!
A photographic image produced on film by the passage of x-rays through teeth and
related structures - ANSWER radiograph, dental
A beam of energy that has the power to penetrate substances and record image
shadows on photographic film. - ANSWER x ray
A form of energy carried by waves or a stream of particles - ANSWER radiation
Any person who positions, exposes, and processes x-ray film - ANSWER radiographer,
dental
The making of radiographs by the exposure of film to x-rays - ANSWER radiography
A high-energy radiation produced by the collision of a beam of electrons with a metal
target in an x-ray tube - ANSWER radiation
The science or study of radiations as used in medicine. - ANSWER radiology
The making of radiographs of the teeth and adjacent structures by the exposure of film
to x-rays - ANSWER radiography, dental
A picture on film produced by the passage of x-rays through an object or body. -
ANSWER radiograph
Kells - ANSWER exposed first radiograph in united states with live patients
McCormack - ANSWER Used paralleling technique in practical dental radiography
Roentgen - ANSWER discovered x rays
, Walkhoff - ANSWER exposed first dental radiograph
Which of the following describes ionization? - ANSWER Ionization is described as the
production of ions when an atom loses an electron
Which term describes the process by which unstable atoms undergo a spontaneous
disintegration in an effort to attain a more balance nuclear state? - ANSWER
radioactivity
Which of the following is NOT a type of particulate radiation? - ANSWER nucleons
Which of the following is NOT a type of electromagnetic radiation? - ANSWER electrons
Which of the following is a CORRECT statement? - ANSWER x-rays have more energy
than visible light
Which of the following regulates the flow of electrical current to the filament of -
ANSWER low-voltage circuit
Which of the following is used to increase the voltage in the high-voltage circuit? -
ANSWER step-up transformer
The transformers either increase or decrease the voltage in an electrical circuit; the
step-up transformer increases the incoming voltage to the level required.
Which of the following is the location in which x-rays are produced? - ANSWER .
positive anode
X-rays are produced at the anode that is the positive electrode inside the x-ray tube.
Which of the following is the location in which thermionic emission occurs? - ANSWER
negative cathode
Thermionic emission occurs at the cathode that is the negative electrode inside the x-
ray tube.
Which of the following accounts for 70% of all the x-ray energy produced at the anode?
- ANSWER general radiation
Which of the following occurs only at 70 kVp or higher and accounts for a very small
part of the x-rays produced in the dental x-ray machine? - ANSWER characteristic
radiation
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