Phys 650 Study guides, Class notes & Summaries

1. Matter is measured in _____. a. kilograms b. joules c. electron volts d. rems ANS: A Matter is measured in kilograms DIF: Easy REF: page 3 OBJ: Recognize the unit of measurement for matter. 2. Energy is measured in _____. a. kilograms b. joules c. electron volts d. B or C ANS: D Energy is measured in joules or electron volts DIF: Moderate REF: page 4 OBJ: Recognize the unit of measurement for energy. 3. Atoms and molecules are the fundamental building blocks of _____. a. ener...

1. The most widely used support structure for the x-ray tube is the _____. a. C-arm b. floor-to-ceiling mount c. ceiling support system d. floor support system ANS: C The most widely used support structure for the x-ray tube is the ceiling support system. DIF: Easy REF: page 105 OBJ: Describe the general design of the support structure for the x-ray tube. 2. The external structure of the x-ray tube includes the support structure, the protective housing, and the _____. a. anode b. cat...

1. Matter is measured in _____. a. kilograms b. joules c. electron volts d. rems ANS: A Matter is measured in kilograms DIF: Easy REF: page 3 OBJ: Recognize the unit of measurement for matter. 2. Energy is measured in _____. a. kilograms b. joules c. electron volts d. B or C ANS: D Energy is measured in joules or electron volts DIF: Moderate REF: page 4 OBJ: Recognize the unit of measurement for energy. 3. Atoms and molecules are the fundamental building blocks of _____. a. ener...

Matter is measured in _____. a. kilograms b. joules c. electron volts d. rems ANS: A Matter is measured in kilograms DIF: Easy REF: page 3 OBJ: Recognize the unit of measurement for matter. 2. Energy is measured in _____. a. kilograms b. joules c. electron volts d. B or C ANS: D Energy is measured in joules or electron volts DIF: Moderate REF: page 4 OBJ: Recognize the unit of measurement for energy. 3. Atoms and molecules are the fundamental building blocks of _____. a. energy b. radiation c. m...

1. The two primary forms of x-ray interaction in the diagnostic range are _____. a. Compton scattering and photoelectric absorption b. Compton scattering and pair production c. photoelectric absorption and coherent scattering d. coherent scattering and Thompson scattering ANS: A The two primary forms of x-ray interaction in the diagnostic range are Compton scattering and photoelectric absorption. DIF: Moderate REF: page 148 OBJ: Describe each of the five x-ray interactions with matter. ...

1. Grays in air are the measurement for x-ray _____. a. quantity b. exposure c. intensity d. all of the above ANS: D Grays are the measurement for x-ray quantity, exposure or intensity. DIF: Moderate REF: page 137 OBJ: Define radiation quantity and its relation to x-ray intensity. 2. The number of x-rays in the useful beam defines x-ray _____. a. kVp b. quality c. quantity d. mAs ANS: C The number of x-rays in the useful beam defines x-ray quantity. DIF: Moderate REF: page 137 O...

1. The four properties of photons are _____, _____, _____ and _____. a. size, shape, spin, mass b. frequency, mass, amplitude, wavelength c. frequency, wavelength, velocity, amplitude d. refraction, velocity, spin, amplitude ANS: C The properties of photons are frequency, wavelength, velocity, and amplitude. DIF: Moderate REF: page 45 OBJ: Identify the properties of photons. 2. The smallest quantity of any type of electromagnetic radiation is a(n) _____. a. photon b. electron c. neutr...

1. The three main parts of the x-ray imaging system are the x-ray tube, _____, and _____. a. protective barrier, tabletop b. operating console, high voltage generator c. rectification circuit, operating console d. crane assembly, tabletop ANS: B The three main parts of the x-ray imaging system are the x-ray tube, operating console, and high voltage generator. DIF: Moderate REF: page 87 OBJ: Identify the components of the operating console positioned outside the x-ray examination room. ...

1. Projectile electrons travel from _____. a. anode to cathode b. cathode to anode c. target to patient d. inner shell to outer shell ANS: B Projectile electrons travel from filament to target. DIF: Moderate REF: page 124 OBJ: Discuss the interactions between projectile electrons and the x-ray tube target. 2. During an exposure, most of the _____ energy of the projectile electrons is converted to _____. a. kinetic, x-rays b. x-ray, kinetic c. kinetic, heat d. heat, kinetic ANS: C ...