Radiographers Reviewer

20 Questions | By Tess_cordova | Last updated: Jan 22, 2013 | Total Attempts: 1113

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This is a simplified reviewer that helps Radiographers prepare for licensure examination. May you find the things here helpful.

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Questions and Answers

1.

RADIOGRAPHIC PHYSICS:1. ) The addition or removal of electrons is called.
- A.
  
  A. Disintegration
- B.
  
  B. Electrification
- C.
  
  C. Scattered Radiation
2.

2.) The formula for Ohm's Law is:
- A.
  
  A. V=IR
- B.
  
  B. I x R=V
- C.
  
  C. R-V=I
3.

3. ) The SI Unit for radiation exposure to air is:
- A.
  
  A. Absorbed Dose
- B.
  
  B. Effective Dose
- C.
  
  C. Air Kerma
4.

4.) It is the quantity of matter described by its energy equivalence.
- A.
  
  A. Weight
- B.
  
  B. Matter
- C.
  
  C. Mass
5.

5.) The fundamental, complex building blocks of matter are:
- A.
  
  A. atoms and molecules
- B.
  
  B. energy and mass
- C.
  
  C. radiation and ionization
6.

6.) It is the ability to do work.
- A.
  
  A. Radiation
- B.
  
  B. Mass-Energy
- C.
  
  C. Energy
7.

7.) Energy emitted and transferred through space.
- A.
  
  A. Nuclear Energy
- B.
  
  B. Radiation
- C.
  
  C. Potential Energy
8.

8.) It is a type of radiation that is capable of removing an orbital electron from the atom with which it interacts.
- A.
  
  A. Ionizing radiation
- B.
  
  B. Man-made radiation
- C.
  
  C. Terrestrial radiation
9.

9.) The largest source of natural environmental radiation.
- A.
  
  A. Radium
- B.
  
  B. Helium
- C.
  
  C. Radon
10.

10.) Metal filters usually aluminum or copper inserted into the x-ray tube housing.
- A.
  
  A. Protective apparel
- B.
  
  B. Collimation
- C.
  
  C. Filtration
11.

11.) Einstein's mass-energy equivalence equation.
- A.
  
  A. m=ce2
- B.
  
  B. E=mc2
- C.
  
  C. C=E-c2
12.

12.) The unit for absorbed dose.
- A.
  
  A. rad
- B.
  
  B. rem
- C.
  
  C. sievert
13.

13.) The unit of the quantity of radioactive material.
- A.
  
  A. gray
- B.
  
  B. curie
- C.
  
  C. rem
14.

14.) The force that keeps an electron in orbit.
- A.
  
  A. gravity
- B.
  
  B. central force
- C.
  
  C. centripetal force
15.

15.) The atomic number represents.
- A.
  
  A. number of electrons
- B.
  
  B. number of protons
- C.
  
  C. number of neutrons
16.

16.) The atomic mass number represents.
- A.
  
  A. number of protons and neutrons in the nucleus
- B.
  
  B.number of protons and electrons in an atom
- C.
  
  C. number of electron and neutrons in the nucleus
17.

17.) Atoms that have the same atomic number but different atomic mass number.
- A.
  
  A. isomers
- B.
  
  B.isotones
- C.
  
  C. isotopes
18.

18.) Atoms that have the same atomic number and the same atomic mass number.
- A.
  
  A. isotopes
- B.
  
  B. isomers
- C.
  
  C. isotones
19.

19.) a.) ¹³¹Xe, b.) ¹³⁰ I , c.) ¹³² Cs , d.) ¹³¹ I ^{54 53 55 53}From the list of atoms above, which is an example of isotopes
- A.
  
  A. A and D
- B.
  
  B. B and C
- C.
  
  C. B and D
20.

20.) The smallest particle of an element.
- A.
  
  A. molecule
- B.
  
  B. atom
- C.
  
  C. particle

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