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