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