TEST BANK For Dental Radiography:
fr fr fr fr f r
Principles and Techniques 6th Edition fr fr fr fr f r
by Joen Iannucci & Laura Jansen Howerton Chapte
fr fr fr fr fr fr frfr
rs 1 - 35 | Complete
fr fr fr fr fr
,Chapter 01: Radiation History
fr fr fr
Iannucci: Dental Radiography, 6th Edition
fr fr fr fr
MULTIPLE CHOICE fr
1. Radiation is defined as fr fr fr
a. a form of energy carried by waves or streams of particles.
fr fr fr fr fr fr fr fr fr fr
b. a beam of energy that has the power to penetrate substances and record im a
fr fr fr fr fr fr fr fr fr fr fr fr fr f r
geshadows on a receptor. fr fr fr
c. a high- fr
energy radiation produced by the collision of a beam of electrons with amet
fr fr fr fr fr fr fr fr fr fr fr fr f
al target in an x-ray tube.
r fr fr fr fr fr
d. a branch of medicine that deals with the use of x-rays.
fr fr fr fr fr fr fr fr fr fr
ANSWER:C A fr
Radiation is a form of energy carried by waves or streams of particles. An x-
fr fr fr fr fr fr fr fr fr fr fr fr fr fr
ray is a beam ofenergy that has the power to penetrate substances and record image shad o
fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr f r
ws on a receptor.
fr fr fr
X-radiation is a high- fr fr fr
energy radiation produced by the collision of a beam of electrons with ametal target in an
fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr
x-ray tube. Radiology is a branch of medicine that deals with the use of
fr fr fr fr fr fr fr fr fr fr fr fr fr fr
x-rays.
DIF: Recall REF: Page 2 OBJ: 1 fr f r
TOP: CDA, RHS, III.B.2. Describe the characteristics of x-radiation
f r fr fr fr fr fr fr fr
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.1 Principles of radiophysic
f r fr fr fr fr fr fr fr fr fr fr fr f r
sand radiobiology fr
2. A radiograph is defined as
fr fr fr fr
a. a beam of energy that has the power to penetrate substances and record im a
fr fr fr fr fr fr fr fr fr fr fr fr fr f r
geshadows on a receptor. fr fr fr
b. a picture on film produced by the passage of x-rays through an object or body.
fr fr fr fr fr fr fr fr fr fr fr fr fr fr
c. the art and science of making radiographs by the exposure of an image recept
fr fr fr fr fr fr fr fr fr fr fr fr fr
o r tox-rays. fr fr
d. a form of energy carried by waves or a stream of particles.
fr fr fr fr fr fr fr fr fr fr fr
ANSWER:C B fr
An x- fr
ray is a beam of energy that has the power to penetrate substances and record image shad o
fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr f r
ws on a receptor. A radiograph is a picture on film produced by the passage of x-
fr fr fr f r fr fr fr fr fr fr fr fr fr fr fr fr
rays through an object or body. Radiography is the art and science of making dental imag
fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr f
res by theexposure of a receptor to x-
fr fr fr fr fr fr fr
rays. Radiation is a form of energy carried by waves or streams of particles.
f r fr fr fr fr fr fr fr fr fr fr fr fr
DIF: Comprehension REF: Page 2 fr
OBJ: 1TOP: CDA, RHS, III.B.2. Describe the characteristics of
fr rf f r fr fr fr fr fr fr fr
x-radiation
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.1 Principles of radiophysic
f r fr fr fr fr fr fr fr fr fr fr fr f r
sand radiobiology fr
3. YourCpatient asked you why dental images are important. Which of the following is th
fr fr fr fr fr fr fr fr fr fr fr fr f r
ecorrect response? fr
a. An oral examination with dental images limits the practitioner to what is se en
fr fr fr fr fr fr fr fr fr fr fr fr fr rf
clinically.
b. All dental diseases and conditions produce clinical signs and symptoms.
fr fr fr fr fr fr fr fr fr
, c. Dental images are not a necessary component of comprehensive patient care.
fr fr fr fr fr fr fr fr fr fr
d. Many dental diseases are typically discovered only through the use of den ta
fr fr fr fr fr fr fr fr fr fr fr fr
limages.
ANSWER:C D fr
An oral examination without dental images limits the practitioner to what is seen clinically. Ma
fr fr fr fr fr fr fr fr fr fr fr fr fr f r
ny dental diseases and conditions produce no clinical signs and symptoms. Dental images are a
fr fr fr fr fr fr fr fr fr fr fr fr f r fr
necessary component of comprehensive patient care. Many dental diseases are typicall y d
fr fr fr fr fr fr fr fr fr fr fr fr fr
iscovered only through the use of dental images. fr fr fr fr fr fr fr
DIF: Application REF: Page 2 OBJ: 2 fr f r
TOP: CDA, RHS, III.B.2. Describe the characteristics of x-radiation
f r fr fr fr fr fr fr fr
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
f r fr fr fr fr fr f r fr fr fr
4. The x-ray was discovered by
fr fr fr fr
a. Heinrich Geissler fr
b. Wilhelm Roentgen fr
c. Johann Hittorf fr
d. William Crookes fr
ANSWER:C B fr
Heinrich Geissler built the first vacuum tube in 1838. Wilhelm Roentgen discovered the
fr fr fr fr fr fr fr fr f r fr fr fr f r
x-
ray on November 8, 1895. Johann Hittorf observed in 1870 that discharges emitted from t h
fr fr fr fr fr fr fr fr fr fr fr fr fr fr f r
e negative electrode of a vacuum tube traveled in straight lines, produced heat, and result ed i
fr fr fr fr fr fr fr fr fr fr fr fr fr fr f r fr
n a greenish fluorescence. William Crookes discovered in the late 1870s that cathode r ays we
fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr
re streams of charged particles.
fr fr fr fr
DIF: Recall REF: Page 2 OBJ: 4 fr f r
TOP: CDA, RHS, III.B.2. Describe the characteristics of x-radiation
f r fr fr fr fr fr fr fr
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
f r fr fr fr fr fr f r fr fr fr
5. Who exposed the first dental radiograph in the United States using a live person?
fr fr fr fr fr fr fr fr fr fr fr fr fr
a. Otto Walkoff fr
b. Wilhelm Roentgen fr
c. Edmund Kells fr
d. Weston Price fr
ANSWER:C C f r
Otto Walkoff was a German dentist who made the first dental radiograph. Wilhelm Roentg e
fr fr fr fr fr fr fr fr fr fr fr fr fr f r
nwas a Bavarian physicist who discovered the x-
rf fr fr fr fr fr fr fr
ray. Edmund Kells exposed the first dental radiograph in the United States using a live pers
fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr f
ron. Price introduced the bisecting technique in 1904. fr fr fr fr fr fr
DIF: Recall REF: Page 4 OBJ: 5 fr f r
TOP: CDA, RHS, III.B.2. Describe the characteristics of x-radiation
f r fr fr fr fr fr fr fr
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
f r fr fr fr fr fr f r fr fr fr
6. Current fast radiographic film requires fr fr fr fr
% less exposure time than the initial exposuretimes used in 1920.
fr fr fr fr fr fr fr fr fr fr
a. 33
b. 98
c. 73
, d. 2
ANSWER:C D fr
Current fast radiographic film requires 98% less exposure time than the initial exposure ti m
fr fr fr fr fr fr fr fr fr fr fr fr fr f r
esused in 1920. fr fr
DIF: Comprehension REF: Page 5 fr
OBJ: 6TOP: CDA, RHS, III.B.2. Describe the characteristics offr rf f r fr fr fr fr fr fr fr
x-radiation
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
f r fr fr fr fr fr f r fr fr fr
7. Who modified the paralleling technique with the introduction of the long-cone technique?
fr fr fr fr fr fr fr fr fr fr fr
a. C. Edmund Kells fr fr
b. Franklin W. McCormack fr fr
c. F. Gordon Fitzgerald fr fr
d. Howard Riley Raper fr fr
ANSWER:C C fr
C. Edmund Kells introduced the paralleling technique in 1896. Franklin W. McCormack r ein
fr fr fr fr fr fr fr fr fr fr fr fr fr
troduced the paralleling technique in 1920. F. Gordon Fitzgerald modified the parallelin gtech
fr fr fr fr fr fr fr fr fr fr fr fr
nique with the introduction of the long-
fr fr fr fr fr fr
cone technique. This is the technique currently used. Howard Riley Raper modified the bi se
fr fr fr fr fr fr fr fr fr fr fr fr fr fr
cting technique and introduced the bite-wing technique in 1925.
fr fr fr fr fr fr fr fr
DIF: Recall REF: Page 4 OBJ: 7 fr f r
TOP: CDA, RHS, III.B.2. Describe the characteristics of x-radiation
f r fr fr fr fr fr fr fr
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
f r fr fr fr fr fr f r fr fr fr
8. Which of the following is an advantage of digital imaging?
fr fr fr fr fr fr fr fr fr
a. Increased patient radiation exposure fr fr fr
b. Increased patient comfort fr fr
c. Increased speed for viewing images fr fr fr fr
d. Increased chemical usage fr fr
ANSWER:C C fr
Patient exposure is reduced with digital imaging. Digital sensors are more sensitive to
fr fr fr fr fr fr fr fr fr fr fr fr fr
x-
rays than film. Digital sensors are rigid and bulky, causing decreased patient comfort. The i
fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr f r
mage from digital sensors is uploaded directly to the computer and monitor without the n
fr fr fr fr fr fr fr fr fr fr fr fr fr fr
ee d for chemical processing. This allows for immediate interpretation and evaluation. The ima
fr fr fr fr fr fr fr fr fr fr fr fr fr f
ge fromdigital sensors is uploaded directly to the computer and monitor without the nee
r fr fr fr fr fr fr fr fr fr fr fr fr fr
d f or chemicalprocessing.
fr fr fr
DIF: Comprehension REF: Page 6 fr
OBJ: 7 TOP: CDA, RHS, I.B.2. Demonstrate basic knowledge of di
fr fr f r fr fr fr fr fr fr fr f r
gital radiography fr
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
f r fr fr fr fr fr f r fr fr fr
9. Which discovery was the precursor to the discovery of x-rays?
fr fr fr fr fr fr fr fr fr
a. Beta particles fr
b. Alpha particles fr
c. Cathode rays fr
d. Radioactive materials fr
ANSWER:C C fr
fr fr fr fr f r
Principles and Techniques 6th Edition fr fr fr fr f r
by Joen Iannucci & Laura Jansen Howerton Chapte
fr fr fr fr fr fr frfr
rs 1 - 35 | Complete
fr fr fr fr fr
,Chapter 01: Radiation History
fr fr fr
Iannucci: Dental Radiography, 6th Edition
fr fr fr fr
MULTIPLE CHOICE fr
1. Radiation is defined as fr fr fr
a. a form of energy carried by waves or streams of particles.
fr fr fr fr fr fr fr fr fr fr
b. a beam of energy that has the power to penetrate substances and record im a
fr fr fr fr fr fr fr fr fr fr fr fr fr f r
geshadows on a receptor. fr fr fr
c. a high- fr
energy radiation produced by the collision of a beam of electrons with amet
fr fr fr fr fr fr fr fr fr fr fr fr f
al target in an x-ray tube.
r fr fr fr fr fr
d. a branch of medicine that deals with the use of x-rays.
fr fr fr fr fr fr fr fr fr fr
ANSWER:C A fr
Radiation is a form of energy carried by waves or streams of particles. An x-
fr fr fr fr fr fr fr fr fr fr fr fr fr fr
ray is a beam ofenergy that has the power to penetrate substances and record image shad o
fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr f r
ws on a receptor.
fr fr fr
X-radiation is a high- fr fr fr
energy radiation produced by the collision of a beam of electrons with ametal target in an
fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr
x-ray tube. Radiology is a branch of medicine that deals with the use of
fr fr fr fr fr fr fr fr fr fr fr fr fr fr
x-rays.
DIF: Recall REF: Page 2 OBJ: 1 fr f r
TOP: CDA, RHS, III.B.2. Describe the characteristics of x-radiation
f r fr fr fr fr fr fr fr
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.1 Principles of radiophysic
f r fr fr fr fr fr fr fr fr fr fr fr f r
sand radiobiology fr
2. A radiograph is defined as
fr fr fr fr
a. a beam of energy that has the power to penetrate substances and record im a
fr fr fr fr fr fr fr fr fr fr fr fr fr f r
geshadows on a receptor. fr fr fr
b. a picture on film produced by the passage of x-rays through an object or body.
fr fr fr fr fr fr fr fr fr fr fr fr fr fr
c. the art and science of making radiographs by the exposure of an image recept
fr fr fr fr fr fr fr fr fr fr fr fr fr
o r tox-rays. fr fr
d. a form of energy carried by waves or a stream of particles.
fr fr fr fr fr fr fr fr fr fr fr
ANSWER:C B fr
An x- fr
ray is a beam of energy that has the power to penetrate substances and record image shad o
fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr f r
ws on a receptor. A radiograph is a picture on film produced by the passage of x-
fr fr fr f r fr fr fr fr fr fr fr fr fr fr fr fr
rays through an object or body. Radiography is the art and science of making dental imag
fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr f
res by theexposure of a receptor to x-
fr fr fr fr fr fr fr
rays. Radiation is a form of energy carried by waves or streams of particles.
f r fr fr fr fr fr fr fr fr fr fr fr fr
DIF: Comprehension REF: Page 2 fr
OBJ: 1TOP: CDA, RHS, III.B.2. Describe the characteristics of
fr rf f r fr fr fr fr fr fr fr
x-radiation
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.1 Principles of radiophysic
f r fr fr fr fr fr fr fr fr fr fr fr f r
sand radiobiology fr
3. YourCpatient asked you why dental images are important. Which of the following is th
fr fr fr fr fr fr fr fr fr fr fr fr f r
ecorrect response? fr
a. An oral examination with dental images limits the practitioner to what is se en
fr fr fr fr fr fr fr fr fr fr fr fr fr rf
clinically.
b. All dental diseases and conditions produce clinical signs and symptoms.
fr fr fr fr fr fr fr fr fr
, c. Dental images are not a necessary component of comprehensive patient care.
fr fr fr fr fr fr fr fr fr fr
d. Many dental diseases are typically discovered only through the use of den ta
fr fr fr fr fr fr fr fr fr fr fr fr
limages.
ANSWER:C D fr
An oral examination without dental images limits the practitioner to what is seen clinically. Ma
fr fr fr fr fr fr fr fr fr fr fr fr fr f r
ny dental diseases and conditions produce no clinical signs and symptoms. Dental images are a
fr fr fr fr fr fr fr fr fr fr fr fr f r fr
necessary component of comprehensive patient care. Many dental diseases are typicall y d
fr fr fr fr fr fr fr fr fr fr fr fr fr
iscovered only through the use of dental images. fr fr fr fr fr fr fr
DIF: Application REF: Page 2 OBJ: 2 fr f r
TOP: CDA, RHS, III.B.2. Describe the characteristics of x-radiation
f r fr fr fr fr fr fr fr
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
f r fr fr fr fr fr f r fr fr fr
4. The x-ray was discovered by
fr fr fr fr
a. Heinrich Geissler fr
b. Wilhelm Roentgen fr
c. Johann Hittorf fr
d. William Crookes fr
ANSWER:C B fr
Heinrich Geissler built the first vacuum tube in 1838. Wilhelm Roentgen discovered the
fr fr fr fr fr fr fr fr f r fr fr fr f r
x-
ray on November 8, 1895. Johann Hittorf observed in 1870 that discharges emitted from t h
fr fr fr fr fr fr fr fr fr fr fr fr fr fr f r
e negative electrode of a vacuum tube traveled in straight lines, produced heat, and result ed i
fr fr fr fr fr fr fr fr fr fr fr fr fr fr f r fr
n a greenish fluorescence. William Crookes discovered in the late 1870s that cathode r ays we
fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr
re streams of charged particles.
fr fr fr fr
DIF: Recall REF: Page 2 OBJ: 4 fr f r
TOP: CDA, RHS, III.B.2. Describe the characteristics of x-radiation
f r fr fr fr fr fr fr fr
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
f r fr fr fr fr fr f r fr fr fr
5. Who exposed the first dental radiograph in the United States using a live person?
fr fr fr fr fr fr fr fr fr fr fr fr fr
a. Otto Walkoff fr
b. Wilhelm Roentgen fr
c. Edmund Kells fr
d. Weston Price fr
ANSWER:C C f r
Otto Walkoff was a German dentist who made the first dental radiograph. Wilhelm Roentg e
fr fr fr fr fr fr fr fr fr fr fr fr fr f r
nwas a Bavarian physicist who discovered the x-
rf fr fr fr fr fr fr fr
ray. Edmund Kells exposed the first dental radiograph in the United States using a live pers
fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr f
ron. Price introduced the bisecting technique in 1904. fr fr fr fr fr fr
DIF: Recall REF: Page 4 OBJ: 5 fr f r
TOP: CDA, RHS, III.B.2. Describe the characteristics of x-radiation
f r fr fr fr fr fr fr fr
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
f r fr fr fr fr fr f r fr fr fr
6. Current fast radiographic film requires fr fr fr fr
% less exposure time than the initial exposuretimes used in 1920.
fr fr fr fr fr fr fr fr fr fr
a. 33
b. 98
c. 73
, d. 2
ANSWER:C D fr
Current fast radiographic film requires 98% less exposure time than the initial exposure ti m
fr fr fr fr fr fr fr fr fr fr fr fr fr f r
esused in 1920. fr fr
DIF: Comprehension REF: Page 5 fr
OBJ: 6TOP: CDA, RHS, III.B.2. Describe the characteristics offr rf f r fr fr fr fr fr fr fr
x-radiation
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
f r fr fr fr fr fr f r fr fr fr
7. Who modified the paralleling technique with the introduction of the long-cone technique?
fr fr fr fr fr fr fr fr fr fr fr
a. C. Edmund Kells fr fr
b. Franklin W. McCormack fr fr
c. F. Gordon Fitzgerald fr fr
d. Howard Riley Raper fr fr
ANSWER:C C fr
C. Edmund Kells introduced the paralleling technique in 1896. Franklin W. McCormack r ein
fr fr fr fr fr fr fr fr fr fr fr fr fr
troduced the paralleling technique in 1920. F. Gordon Fitzgerald modified the parallelin gtech
fr fr fr fr fr fr fr fr fr fr fr fr
nique with the introduction of the long-
fr fr fr fr fr fr
cone technique. This is the technique currently used. Howard Riley Raper modified the bi se
fr fr fr fr fr fr fr fr fr fr fr fr fr fr
cting technique and introduced the bite-wing technique in 1925.
fr fr fr fr fr fr fr fr
DIF: Recall REF: Page 4 OBJ: 7 fr f r
TOP: CDA, RHS, III.B.2. Describe the characteristics of x-radiation
f r fr fr fr fr fr fr fr
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
f r fr fr fr fr fr f r fr fr fr
8. Which of the following is an advantage of digital imaging?
fr fr fr fr fr fr fr fr fr
a. Increased patient radiation exposure fr fr fr
b. Increased patient comfort fr fr
c. Increased speed for viewing images fr fr fr fr
d. Increased chemical usage fr fr
ANSWER:C C fr
Patient exposure is reduced with digital imaging. Digital sensors are more sensitive to
fr fr fr fr fr fr fr fr fr fr fr fr fr
x-
rays than film. Digital sensors are rigid and bulky, causing decreased patient comfort. The i
fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr f r
mage from digital sensors is uploaded directly to the computer and monitor without the n
fr fr fr fr fr fr fr fr fr fr fr fr fr fr
ee d for chemical processing. This allows for immediate interpretation and evaluation. The ima
fr fr fr fr fr fr fr fr fr fr fr fr fr f
ge fromdigital sensors is uploaded directly to the computer and monitor without the nee
r fr fr fr fr fr fr fr fr fr fr fr fr fr
d f or chemicalprocessing.
fr fr fr
DIF: Comprehension REF: Page 6 fr
OBJ: 7 TOP: CDA, RHS, I.B.2. Demonstrate basic knowledge of di
fr fr f r fr fr fr fr fr fr fr f r
gital radiography fr
MSC: NBDHE, 2.0 Obtaining and Interpreting Radiographs | NBDHE, 2.5 General
f r fr fr fr fr fr f r fr fr fr
9. Which discovery was the precursor to the discovery of x-rays?
fr fr fr fr fr fr fr fr fr
a. Beta particles fr
b. Alpha particles fr
c. Cathode rays fr
d. Radioactive materials fr
ANSWER:C C fr
