Question 1

The distance between two successive crests of a sine wave is known as:

Accepted Answer

A)  An angstrom 
B)  Frequency 
C)  The Greek letter nu 
D)  Wavelength 
A)  An angstrom 
B)  Frequency 
C)  The Greek letter nu 
D)  Wavelength

Question 2

An x-ray beam that has photons with many different energies is:

Accepted Answer

A)  Homogenous 
B)  Monoenergetic 
C)  Heterogeneous 
D)  Never found 
A)  Homogenous 
B)  Monoenergetic 
C)  Heterogeneous 
D)  Never found

Question 3

X-rays cannot be focused with a lens.

Accepted Answer

A) True 
 B)False

Question 4

Erythema, an early sign of biological damage due to x-ray exposure, is:

Accepted Answer

A)  Reddening of the skin 
B)  A malignant tumor 
C)  A chromosomal change 
D)  One of the most serious effects of x-ray exposure 
A)  Reddening of the skin 
B)  A malignant tumor 
C)  A chromosomal change 
D)  One of the most serious effects of x-ray exposure

Question 5

A _____ is a small, discrete bundle of energy.

Accepted Answer

A)  Phaser 
B)  Quark 
C)  Photon 
D)  Mesion 
A)  Phaser 
B)  Quark 
C)  Photon 
D)  Mesion

Question 6

X-rays have which of the following properties?

Accepted Answer

A)  Electrical properties 
B)  Magnetic properties 
C)  Chemical properties 
D)  A and B 
A)  Electrical properties 
B)  Magnetic properties 
C)  Chemical properties 
D)  A and B

Question 7

X-rays can produce ionization of atoms making up cells, causing damage.

Accepted Answer

A) True 
 B)False

Question 8

It is impossible for x-rays to interact with matter and produce secondary radiation.

Accepted Answer

A) True 
 B)False

Question 9

X-ray photons travel at the speed of light in a vacuum.

Accepted Answer

A) True 
 B)False

Question 10

What type of tube was Roentgen working with in his lab when x-rays were discovered?

Accepted Answer

A)  Crookes tube 
B)  Fluorescent tube 
C)  High-vacuum tube 
D)  Wurzburg tube 
A)  Crookes tube 
B)  Fluorescent tube 
C)  High-vacuum tube 
D)  Wurzburg tube

Question 11

X-rays will change direction in the presence of a strong magnetic field.

Accepted Answer

A) True 
 B)False

Question 12

Which of the following were reactions to the discovery of x-rays?

Accepted Answer

A)  Development of x-ray proof underwear 
B)  Laws passed to ban x-ray producing devices in opera glasses 
C)  Recommendation to execute Roentgen 
D)  All of the above 
A)  Development of x-ray proof underwear 
B)  Laws passed to ban x-ray producing devices in opera glasses 
C)  Recommendation to execute Roentgen 
D)  All of the above

Question 13

An angstrom (Å)is equal to:

Accepted Answer

A)  10-1 meter 
B)  10-10 meter 
C)  10-1 foot 
D)  10-10 foot 
A)  10-1 meter 
B)  10-10 meter 
C)  10-1 foot 
D)  10-10 foot

Question 14

Which of the following terms could be defined as the instantaneous production of light only during an interaction between a type of energy and some element or compound?

Accepted Answer

A)  Phosphorescence 
B)  Afterglow 
C)  Glowing 
D)  Fluorescence 
A)  Phosphorescence 
B)  Afterglow 
C)  Glowing 
D)  Fluorescence

Question 15

The electrical energy applied to an x-ray tube will be transformed to:

Accepted Answer

A)  Heat 
B)  Light 
C)  X-rays 
D)  A and C 
A)  Heat 
B)  Light 
C)  X-rays 
D)  A and C

Question 16

X-rays are invisible.

Accepted Answer

A) True 
 B)False

Question 17

The speed of light is:

Accepted Answer

A)  3 $\times$ 108 meters per second 
B)  3 $\times$ 108 miles per second 
C)  186,000 miles per second 
D)  A and C 
A)  3 $\times$ 108 meters per second 
B)  3 $\times$ 108 miles per second 
C)  186,000 miles per second 
D)  A and C

Question 18

X-rays used in radiography have wavelengths ranging from 0.1 Å to:

Accepted Answer

A)  0.01 Å 
B)  1 Å 
C)  10 Å 
D)  100 Å 
A)  0.01 Å 
B)  1 Å 
C)  10 Å 
D)  100 Å

The distance between two successive crests of a sine wave is known as:

An x-ray beam that has photons with many different energies is:

X-rays cannot be focused with a lens.

Erythema, an early sign of biological damage due to x-ray exposure, is:

A _____ is a small, discrete bundle of energy.

X-rays have which of the following properties?

X-rays can produce ionization of atoms making up cells, causing damage.

It is impossible for x-rays to interact with matter and produce secondary radiation.

X-ray photons travel at the speed of light in a vacuum.

What type of tube was Roentgen working with in his lab when x-rays were discovered?

X-rays will change direction in the presence of a strong magnetic field.

Which of the following were reactions to the discovery of x-rays?

An angstrom (Å)is equal to:

Which of the following terms could be defined as the instantaneous production of light only during an interaction between a type of energy and some element or compound?

The electrical energy applied to an x-ray tube will be transformed to:

X-rays are invisible.

The speed of light is:

X-rays used in radiography have wavelengths ranging from 0.1 Å to:

The X-Ray Beam

Image Formation and Radiographic Quality

Exposure Technique Factors

Scatter Control

Image Receptors and Image Acquisition

Image Processing and Display

Exposure Technique Selection

Image Evaluation

Dynamic Imaging: Fluoroscopy

Filters

Exam 1: Radiation and Its Discover

The distance between two successive crests of a sine wave is known as:

An x-ray beam that has photons with many different energies is:

X-rays cannot be focused with a lens.

Erythema, an early sign of biological damage due to x-ray exposure, is:

A _____ is a small, discrete bundle of energy.

X-rays have which of the following properties?

X-rays can produce ionization of atoms making up cells, causing damage.

It is impossible for x-rays to interact with matter and produce secondary radiation.

X-ray photons travel at the speed of light in a vacuum.

What type of tube was Roentgen working with in his lab when x-rays were discovered?

X-rays will change direction in the presence of a strong magnetic field.

Which of the following were reactions to the discovery of x-rays?

An angstrom (Å)is equal to:

Which of the following terms could be defined as the instantaneous production of light only during an interaction between a type of energy and some element or compound?

The electrical energy applied to an x-ray tube will be transformed to:

X-rays are invisible.

The speed of light is:

X-rays used in radiography have wavelengths ranging from 0.1 Å to:

The X-Ray Beam

Image Formation and Radiographic Quality

Exposure Technique Factors

Scatter Control

Image Receptors and Image Acquisition

Image Processing and Display

Exposure Technique Selection

Image Evaluation

Dynamic Imaging: Fluoroscopy

Filters