
Digital Radiography and Positioning Techniques
Quiz by Bella Saunders
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- Q1
Which of the following is not one of the four steps of digital imaging?
Processing
Presentation of image
Detecting
Generation
Archiving
45s - Q2
True or False- Digital radiography is divided into two categories; Computed radiology (CR) and Open radiology (OR)
falsetrueTrue or False30s - Q3
True or False- Noise can have a potential effect on digital radiography
truefalseTrue or False30s - Q4
The use of windowing and leveling affects the image on the monitor. What is windowing?
Refers to density and brightness
Modifies the grayscale images to adjust contrast
30s - Q5
What is dose creep?
Imaging with the highest resolution possible
Technique charts devised to use the optimum exposure for each body part
Using more radiation than is necessary
45s - Q6
What two factors a responsible for how an image is produced electronically?
PACS and DICOM
Pixels and data
Algorithm and histogram
45s - Q7
Electronic images and reports are transmitted digitally via _________ (a 4 letter acronym)
Users enter free textType an Answer45s - Q8
When the x-ray beam first enters through the patients abdomen or belly and then goes out toward the the back and into the image receptor, what position is the patient in?
Users enter free textType an Answer45s - Q9
When taking a DMPaLO view of the right carpus; where does the x-ray beam enter?
The caudal and medial aspect of the right carpus
The cranial and medial aspect of the right carpus
The cranial and lateral aspect of the left carpus
The cranial and medial aspect of the left carpus
45s - Q10
When radiographing long bones be sure to include ________ &________
Proximal & distal joints of the bone
At least 1/3 of the bones distal & proximal of the bone
30s - Q11
When obtaining a right lateral chest view, what side of the patient is down towards the image receptor?
Ventral aspect
Right lateral
Left lateral
Dorsal aspect
45s - Q12
When viewing a radiographic image, the patients right side should be at your_______
left
Right
30s - Q13
When positioning for a thoracic view, where should the beam be centered at?
Caudal aspect of the 13th rib
Between the 2nd and 3rd ribs
Between the 5th and 6th ribs
45s - Q14
When positioning and collimating for an abdominal view; what part of the patient's body serves as the caudal border?
Greater trochanter of the femur
L1 vertebral body
Distal 3rd of the femur
45s - Q15
When positioning for a view of the scapula, where should the beam be centered?
Center of the scapula
The shoulder joint
Cranial aspect of the scapula
Caudal aspect of the scapula
45s