Test Bank For Dental Radiography Principles And Techniques,( 6th Edition 2024), By Joen Iannucci ,Laura Howerton||ALL CHAPTERS INCLUDED||CORRECT ANSWERS WITH RATIONALES

,Chapter 01: Radiation History
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Iannucci: Dental Radiography, 6th Edition
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MULTIPLE CHOICE x@




1. Radiation is defined as x@ x@ x@




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 recor
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d im ageshadows on a receptor.
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c. a high- x@




energy radiation produced by the collision of a beam of electrons with
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x@ amet x @ al 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:C A x@




Radiation is a form of energy carried by waves or streams of particles. An x-
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ray is a beam ofenergy that has the power to penetrate substances and record image
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shad ows on a receptor.
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X-radiation is a high- x@ x@ x@




energy radiation produced by the collision of a beam of electrons with ametal targ
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et in an x-
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ray tube. Radiology is a branch of medicine that deals with the use of
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x-rays.

DIF: Recall REF: Page 2 x@ OBJ: x @ 1

TOP: x @ 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 radiop
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hysic x @ sand radiobiologyx@




2. A radiograph is defined as
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a. a beam of energy that has the power to penetrate substances and recor
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, d im ageshadows 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 imag
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e recepto r tox-rays.
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d. a form of energy carried by waves or a stream of particles.
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ANSWER:C B x@




An x- x@




ray is a beam of energy that has the power to penetrate substances and record imag
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@




e shad ows on a receptor. A radiograph is a picture on film produced by the
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x@ passage of x- x@ x@




rays through an object or body. Radiography is the art and science of making den
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tal imag es by theexposure of a receptor to x-
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rays. x @ Radiation is a form of energy carried by waves or streams of particles.
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DIF: Comprehension REF: Page 2 x@




OBJ: 1 TOP: CDA, RHS, III.B.2. Describe the characteristic
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s of x-radiation
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MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.1 Principles of radiop
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hysic x @ sand radiobiology
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3. YourCpatient asked you why dental images are important. Which of the followi
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ng is thecorrect response?
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a. An oral examination with dental images limits the practitioner to what
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is se en 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
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@den talimages.x@




ANSWER:C D x@




An oral examination without dental images limits the practitioner to what is seen clinica
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lly. Many dental diseases and conditions produce no clinical signs and symptoms. Dent
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al images are a necessary component of comprehensive patient care. Many dental
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diseases are typicall y discovered only through the use of dental images.
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DIF: Application REF: Page 2 x@ OBJ: x @ 2

TOP: x @ CDA, RHS, III.B.2. Describe the characteristics of x-radiation
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MSC: x @ NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
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4. The x-ray was discovered by
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a. Heinrich Geissler x@




b. Wilhelm Roentgen x@




c. Johann Hittorf x@




d. William Crookes x@




ANSWER:C B x@




Heinrich Geissler built the first vacuum tube in 1838.
x@ x@ x@ x@ x@ x@ x@ x@ x @ Wilhelm Roentgen discovere
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d the x-
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ray on November 8, 1895. Johann Hittorf observed in 1870 that discharges emitted f
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rom t x@ x @ he negative electrode of a vacuum tube traveled in straight lines, produced he
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at, and result ed in a greenish fluorescence. William Crookes discovered in the late 1
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870s that cathode r ays were streams of charged particles.
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DIF: Recall REF: Page 2 x@ OBJ: x @ 4

TOP: x @ CDA, RHS, III.B.2. Describe the characteristics of x-radiation
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MSC: x @ NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
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