30 Questions
Which term refers to a form of energy carried by waves or a stream of particles?
Radiation
What is the purpose of dental images?
To identify conditions that may otherwise go undetected
What is the science or study of radiation as used in medicine called?
Radiology
Which company manufactured the first prewrapped intraoral films in 1913?
Eastman Kodak Company
When did the first machine-made periapical film packets become available?
1920
Which technique was revived by F. Gordon Fitzgerald in 1947?
Long-cone paralleling technique
What year was the technology for dental digital imaging introduced in France?
1987
Which physicist discovered the x-ray?
Wilhelm Conrad Roentgen
What did Roentgen name his discovery?
X-rays
Who made the first dental radiograph?
Otto Walkhoff
Who is credited with the first practical use of radiographs in dentistry?
C. Edmund Kells
Which extraoral imaging technique is used to view the entire dentition and surrounding structures in a single image?
Panoramic imaging
What are the main components of an extraoral x-ray machine?
Tubehead, positioning devices, and exposure control panel
What is the purpose of a receptor holder in intraoral dental x-ray imaging?
To hold and align dental x-ray receptors in the mouth
What is the function of a collimating device in dental radiography?
To restrict the size of the x-ray beam and limit radiation exposure
Which term refers to a beam of energy that has the power to penetrate substances and record image shadows on receptors?
Radiograph
What is the recording medium used in dental imaging called?
Image receptor
What is the primary purpose of dental images?
To identify conditions that cannot be detected clinically
Which company manufactured the first prewrapped intraoral films in 1913?
Eastman Kodak Company
What is the purpose of a receptor holder in intraoral dental x-ray imaging?
To hold the dental x-ray film or sensor
What year was the technology for dental digital imaging introduced in France?
1987
Who made the first dental radiograph?
Wilhelm Conrad Roentgen
Which component of an extraoral x-ray machine is responsible for restricting the size of the x-ray beam?
Collimating device
What is the purpose of a beam alignment device in dental radiography?
To align the tubehead with the tooth and receptor
Which type of receptor holder is a disposable Styrofoam bite-block with a backing plate and a slot for receptor retention?
XCP Bite-Block
What is the purpose of a receptor-holding device in intraoral dental x-ray imaging?
To hold and align intraoral dental x-ray receptors in the mouth
Which scientist discovered that cathode rays could penetrate a thin window of aluminum foil built into the walls of the glass tubes and cause fluorescent screens to glow?
Philip Lenard
Who made the first dental radiograph in the United States using a living person?
C. Edmund Kells
Who developed the first dental x-ray unit and later published the first paper on the dangers associated with radiation?
William H. Rollins
What did Roentgen name his discovery?
X-rays
Test your knowledge of the history and advancements in dental radiography! Learn about the evolution of film technology and how it has revolutionized the field of dentistry. Discover the improvements in exposure time and film quality, and see how far we've come in capturing accurate dental images.
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