RAD Midterm 1 TCDHA Review
Study online at https://quizlet.com/_fb11st
1. A form of energy carried by waves or Radiation
streams of particles is defined as...
2. The x-ray was discovered by... Wilhelm Roentgen
3. Who MODIFIED the paralleling tech- F. Gordon Fitzgerald
nique with the introduction of the
long-cone technique?
4. Which of the following would you place b. Image Receptor
in the patient's mouth in order to take
dental x-rays?
a) Image
b) Image Receptor
c) Radiograph
d) Dental radiograph
5. Which subatomic particle carries a neg- c. An Electron
ative electrical charge?
a) A Neutron
b) A Proton
c) An Electron
d) A Nucleon
6. What is the binding energy or binding Determined by the distance between the orbit-
force of an electron is... ing electrons and the nucleus
7. A spontaneous emission of radiation Radioactivity
from the disintegration of unstable
atomic nuclei is...
8. Cathode rays are derived from which of a. Electrons
the following types of particulate radia-
, RAD Midterm 1 TCDHA Review
Study online at https://quizlet.com/_fb11st
tion?
a. Electrons
b. Alpha Particles
c. Protons
d. alpha particle decay
9. What type of radiation includes x-rays Electromagnetic
and visible light?
10. Approximately what percentage of the Less than 1%
kinetic energy of the electrons is con-
verted to x-rays at the anode?
11. What restricts the size of the x-ray The Lead Collimator
beam?
12. Which form of the x-ray beam is more Scatter Radiation
detrimental to the patient and opera-
tor?
13. What happens with the electrons when The electrons moves from the CATHODE to the
the kilovoltage is increased? ANODE with more speed
14. Higher-energy x-ray beam with in- When the kilovolt is increased
creased penetrating ability results by...
15. (1) Density is the overall darkness or c. The first statement is true; the second state-
blackness of a dental image. (2) When ment is false
the kilovoltage is increased while other
exposure factors remain constant, the
resultant image exhibits a decreased
density and appears lighter.
a. Both statement are true
Study online at https://quizlet.com/_fb11st
1. A form of energy carried by waves or Radiation
streams of particles is defined as...
2. The x-ray was discovered by... Wilhelm Roentgen
3. Who MODIFIED the paralleling tech- F. Gordon Fitzgerald
nique with the introduction of the
long-cone technique?
4. Which of the following would you place b. Image Receptor
in the patient's mouth in order to take
dental x-rays?
a) Image
b) Image Receptor
c) Radiograph
d) Dental radiograph
5. Which subatomic particle carries a neg- c. An Electron
ative electrical charge?
a) A Neutron
b) A Proton
c) An Electron
d) A Nucleon
6. What is the binding energy or binding Determined by the distance between the orbit-
force of an electron is... ing electrons and the nucleus
7. A spontaneous emission of radiation Radioactivity
from the disintegration of unstable
atomic nuclei is...
8. Cathode rays are derived from which of a. Electrons
the following types of particulate radia-
, RAD Midterm 1 TCDHA Review
Study online at https://quizlet.com/_fb11st
tion?
a. Electrons
b. Alpha Particles
c. Protons
d. alpha particle decay
9. What type of radiation includes x-rays Electromagnetic
and visible light?
10. Approximately what percentage of the Less than 1%
kinetic energy of the electrons is con-
verted to x-rays at the anode?
11. What restricts the size of the x-ray The Lead Collimator
beam?
12. Which form of the x-ray beam is more Scatter Radiation
detrimental to the patient and opera-
tor?
13. What happens with the electrons when The electrons moves from the CATHODE to the
the kilovoltage is increased? ANODE with more speed
14. Higher-energy x-ray beam with in- When the kilovolt is increased
creased penetrating ability results by...
15. (1) Density is the overall darkness or c. The first statement is true; the second state-
blackness of a dental image. (2) When ment is false
the kilovoltage is increased while other
exposure factors remain constant, the
resultant image exhibits a decreased
density and appears lighter.
a. Both statement are true
