Question 1

It is common practice to view a PA projection with the patient's left facing the viewer's right.

Accepted Answer

A) True 
 B)False

Question 2

A radiograph of the abdomen demonstrates involuntary motion caused by bowel peristalsis (involuntary contractions).Which of the following factors will best eliminate this problem during the repeat exposure?

Accepted Answer

A) Decrease SID. 
B) Turn patient into prone position rather than supine. 
C) Use higher kV. 
D) Decrease exposure time.

Question 3

Which of the following devices can be used rather than applying the anode heel effect to compensate for anatomic part thickness differences?

Accepted Answer

A) Compensating filters 
B) Copper filters 
C) Graded screens 
D) Added filtration

Question 4

Each digital image is two dimensional and is formed by a matrix of:

Accepted Answer

A) bytes. 
B) algorithms. 
C) voxels. 
D) pixels.

Question 5

PSP imaging plates are scanned with an ultra-bright light source to produce the visible digital image.

Accepted Answer

A) True 
 B)False

Question 6

Select the correct definition for the terms listed below.(Use each choice only once.)
-Turn or bend hand and wrist toward radius

Accepted Answer

A) Caudad 
B) Proximal 
C) Extension 
D) Radial deviation 
E) Inversion
F)Dorsiflexion
G)Adduction
H)Abduction
I)Pronation

Question 7

Select the minimum number of projections generally required for each of the anatomic structures.

-Pelvis

Accepted Answer

A) One projection 
B) Two projections 
C) Three projections

Question 8

The term portrait describes the long dimension of the image receptor that is aligned ____ to the long axis of the anatomy.

Accepted Answer

A) perpendicular 
B) diagonal 
C) parallel 
D) transverse

Question 9

PACS permits simultaneous viewing of images at multiple locations.

Accepted Answer

A) True 
 B)False

Question 10

Tangential and axial projections are the same type of projection.

Accepted Answer

A) True 
 B)False

Question 11

How many separate bones are found in the adult human body?

Accepted Answer

A) 181 
B) 215 
C) 206 
D) 236

Question 12

The least possible distortion of the anatomy occurs at the point of the central ray.

Accepted Answer

A) True 
 B)False

Question 13

The intensity of light that represents the individual pixels in the digital image on the monitor is the definition for:

Accepted Answer

A) contrast. 
B) spatial resolution. 
C) brightness. 
D) noise.

Question 14

The intensity of light that represents the individual pixels in the image on the monitor defines:

Accepted Answer

A) density. 
B) brightness. 
C) contrast. 
D) spatial resolution.

Question 15

Match the traditional image receptor (IR) sizes to their metric equivalent.
-9 × 9 inches

Accepted Answer

A) 35 × 43 cm 
B) 18 × 24 cm 
C) 30 × 35 cm 
D) 24 × 24 cm 
E) 24 × 30 cm

Question 16

Exposure time is usually expressed in units of:

Accepted Answer

A) seconds. 
B) nanoseconds. 
C) microseconds. 
D) milliseconds.

Question 17

Which of the following terms is the opposite of ipsilateral?

Accepted Answer

A) Medial 
B) Deviation 
C) Contralateral 
D) Axiolateral

Question 18

A network system with an array of hardware and software that connects all imaging modalities is termed a(n):

Accepted Answer

A) archive. 
B) HIS. 
C) network. 
D) PACS.

Question 19

A series of "boxes" that gives form to the image is the definition for:

Accepted Answer

A) acquisition matrix. 
B) pixels. 
C) bit depth. 
D) display matrix.

Question 20

Which of the following is NOT an advantage of a PACS?

Accepted Answer

A) Simultaneous viewing of images at multiple locations 
B) Elimination of misplaced, damaged, or missing films 
C) Rapid chemical processing of images 
D) Rapid (electronic) transfer of images within the hospital

Exam 1: Terminology, Positioning, and Imaging Principles

It is common practice to view a PA projection with the patient's left facing the viewer's right.

A radiograph of the abdomen demonstrates involuntary motion caused by bowel peristalsis (involuntary contractions) .Which of the following factors will best eliminate this problem during the repeat exposure?

Which of the following devices can be used rather than applying the anode heel effect to compensate for anatomic part thickness differences?

Each digital image is two dimensional and is formed by a matrix of:

PSP imaging plates are scanned with an ultra-bright light source to produce the visible digital image.

Select the correct definition for the terms listed below.(Use each choice only once.) -Turn or bend hand and wrist toward radius

Select the minimum number of projections generally required for each of the anatomic structures. -Pelvis

The term portrait describes the long dimension of the image receptor that is aligned ____ to the long axis of the anatomy.

PACS permits simultaneous viewing of images at multiple locations.

Tangential and axial projections are the same type of projection.

How many separate bones are found in the adult human body?

The least possible distortion of the anatomy occurs at the point of the central ray.

The intensity of light that represents the individual pixels in the digital image on the monitor is the definition for:

The intensity of light that represents the individual pixels in the image on the monitor defines:

Match the traditional image receptor (IR) sizes to their metric equivalent. -9 × 9 inches

Exposure time is usually expressed in units of:

Which of the following terms is the opposite of ipsilateral?

A network system with an array of hardware and software that connects all imaging modalities is termed a(n) :

A series of "boxes" that gives form to the image is the definition for:

Which of the following is NOT an advantage of a PACS?