VWCC Dental Radiation Safety Unit 1 Quiz
Study online at https://quizlet.com/_caov94
The uses of dental images include the
detection of:
incipient occlusal lesions
periodontal probing depths bone loss
bone loss
percussion sensitivity as part of en-
dodontic evaluation
The x-ray was discovered on November
8, 1895 by:
John Greenwood
Wilhelm Conrad Roentgen
Wilhelm Conrad Roentgen
Edmund Kells
V. Black
The dentist who is credited with the first
practical use of radiographs in dentistry
in 1896 is:
Wilhelm Conrad Roentgen Edmund Kells
Edmund Kells
John Greenwood
V. Black
Anything that occupies space and has a
form or shape is:
energy
matter
solid
matter
photon
Which of the following statements is true
concerning the structure of the atom?
the nucleus contains protons and elec-
trons
the orbital path of an electron around the
electrons have no weight or mass
nucleus is called an electron shell
the orbital path of an electron around the
nucleus is called an electron shell
electrons are unstable in their orbits and
shift freely
In dentistry, the ___________ the wave-
lengths of the x-rays, the greater their
1/6
, VWCC Dental Radiation Safety Unit 1 Quiz
Study online at https://quizlet.com/_caov94
energy and their usefulness.
shorter
longer shorter
more ionized
straighter
Which component of the x-ray machine
functions in positioning the tube head?
kilovoltage selector
extension arm
control panel
extension arm
cathode
the heart of the x-ray generating system
is the:
x-ray tube
x-ray tube
insulating oil
transformer
positioning indicator device
Secondary radiation:
is often referred to as the useful beam
is often referred to as the primary beam
refers to x-radiation that is created when refers to x-radiation that is created when
the primary beam interacts with matter the primary beam interacts with matter
is a form of radiation that occurs when an
x-ray beam has been deflected from its
path by interaction with matter
Which of the following structures will ap-
pear radiopaque on dental x-ray film?
metal restorations
metal restorations
soft tissue
tooth decay
dental pulp
The term _____ is used to describe
areas that appear dark on the image;
_____ is a term used to describe areas
radiolucent; radiopaque
that appear white or light gray.
radiopaque; radiolucent
radiolucent; radiopaque
2/6
Study online at https://quizlet.com/_caov94
The uses of dental images include the
detection of:
incipient occlusal lesions
periodontal probing depths bone loss
bone loss
percussion sensitivity as part of en-
dodontic evaluation
The x-ray was discovered on November
8, 1895 by:
John Greenwood
Wilhelm Conrad Roentgen
Wilhelm Conrad Roentgen
Edmund Kells
V. Black
The dentist who is credited with the first
practical use of radiographs in dentistry
in 1896 is:
Wilhelm Conrad Roentgen Edmund Kells
Edmund Kells
John Greenwood
V. Black
Anything that occupies space and has a
form or shape is:
energy
matter
solid
matter
photon
Which of the following statements is true
concerning the structure of the atom?
the nucleus contains protons and elec-
trons
the orbital path of an electron around the
electrons have no weight or mass
nucleus is called an electron shell
the orbital path of an electron around the
nucleus is called an electron shell
electrons are unstable in their orbits and
shift freely
In dentistry, the ___________ the wave-
lengths of the x-rays, the greater their
1/6
, VWCC Dental Radiation Safety Unit 1 Quiz
Study online at https://quizlet.com/_caov94
energy and their usefulness.
shorter
longer shorter
more ionized
straighter
Which component of the x-ray machine
functions in positioning the tube head?
kilovoltage selector
extension arm
control panel
extension arm
cathode
the heart of the x-ray generating system
is the:
x-ray tube
x-ray tube
insulating oil
transformer
positioning indicator device
Secondary radiation:
is often referred to as the useful beam
is often referred to as the primary beam
refers to x-radiation that is created when refers to x-radiation that is created when
the primary beam interacts with matter the primary beam interacts with matter
is a form of radiation that occurs when an
x-ray beam has been deflected from its
path by interaction with matter
Which of the following structures will ap-
pear radiopaque on dental x-ray film?
metal restorations
metal restorations
soft tissue
tooth decay
dental pulp
The term _____ is used to describe
areas that appear dark on the image;
_____ is a term used to describe areas
radiolucent; radiopaque
that appear white or light gray.
radiopaque; radiolucent
radiolucent; radiopaque
2/6
