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PRINCIPLES AND TECHNIQUES, 5TH EDITION,
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JOEN IANNUCCI, LAURA HOWERTON FULL
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oo TESTBANK ALL CHAPTERS INCLUDED|| LATEST
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AND COMPLETE UPDATE 2025 GRADED A+
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TESTBANK
,1 | P a g e
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TEST BANK FOR DENTAL RADIOGRAPHYoo oo oo oo
PRINCIPLES AND TECHNIQUES, 5TH EDITION, JOEN
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IANNUCCI, LAURA HOWERTON FULL TESTBANK
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ALL CHAPTERS INCLUDED|| LATEST AND
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COMPLETE UPDATE 2025 GRADED A+
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Chapter 01: Radiation History oo oo oo
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1. Radiation is defined as oo oo oo
a. a form of energy carried by waves or streams of particles.
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b. a beam of energy that has the power to penetrate substances and record image
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shadows on a receptor.
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c. a high-energy radiation produced by the collision of a beam of electrons with a
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metal target in an x-ray tube.
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d. a branch of medicine that deals with the use of x-rays.
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ANSWER- o o A
Radiation is a form of energy carried by waves or streams of particles. An x-ray is a beam
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of energy that has the power to penetrate substances and record image shadows on a
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receptor.
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X-radiation is a high-energy radiation produced by the collision of a beam of electrons with
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a metal target in an x-ray tube. Radiology is a branch of medicine that deals with the use
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of
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x-rays.
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TOP: CDA, RHS, III.B.2. Describe the characteristics of x-radiation
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MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.1 Principles of
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radiophysics and radiobiology
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2. A radiograph is defined as
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,2 | P a g e
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a. a beam of energy that has the power to penetrate substances and record image
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shadows on a receptor.
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b. a picture on film produced by the passage of x-rays through an object or body.
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c. the art and science of making radiographs by the exposure of an image receptor to x-rays.
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d. a form of energy carried by waves or a stream of particles.
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ANSWER- o o B
An x-ray is a beam of energy that has the power to penetrate substances and record image
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shadows on a receptor. A radiograph is a picture on film produced by the passage of x-
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rays through an object or body. Radiography is the art and science of making dental
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images by the exposure of a receptor to x-rays. Radiation is a form of energy carried by
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waves or streams of particles.
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the characteristics of x-radiation
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MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.1 Principles of
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radiophysics and radiobiology
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3. Your patient asked you why dental images are important. Which of the following
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is the correct response?
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a. An oral examination with dental images limits the practitioner to what is seen clinically.
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b. All dental diseases and conditions produce clinical signs and symptoms.
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c. Dental images are not a necessary component of comprehensive patient care.
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d. Many dental diseases are typically discovered only through the use of dental images.
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ANSWER- o o D
An oral examination without dental images limits the practitioner to what is seen
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clinically. Many dental diseases and conditions produce no clinical signs and symptoms.
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Dental images are a necessary component of comprehensive patient care. Many dental
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diseases are typically discovered only through the use of dental images.
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TOP: CDA, RHS, III.B.2. Describe the characteristics of x-radiation
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MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
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, 3 | P a g e
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4. The x-ray was discovered by
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a. Heinrich Geissler oo
b. Wilhelm Roentgen oo
c. Johann Hittorf oo
d. William Crookes oo
ANSWER- o o B
Heinrich Geissler built the first vacuum tube in 1838.
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x-ray on November 8, 1895. Johann Hittorf observed in 1870 that discharges emitted from
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the negative electrode of a vacuum tube traveled in straight lines, produced heat, and
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resulted in a greenish fluorescence. William Crookes discovered in the late 1870s that
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cathode rays were streams of charged particles.
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TOP: CDA, RHS, III.B.2. Describe the characteristics of x-radiation
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MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
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5. Who exposed the first dental radiograph in the United States using a live person?
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a. Otto Walkoff oo
b. Wilhelm Roentgen oo
c. Edmund Kells oo
d. Weston Price oo
ANSWER- o o C
Otto Walkoff was a German dentist who made the first dental radiograph. Wilhelm
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Roentgen was a Bavarian physicist who discovered the x-ray. Edmund Kells exposed the
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first dental radiograph in the United States using a live person. Price introduced the
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bisecting technique in 1904.
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