Patient Care
A patient in a recumbent position with the feet higher than the head is said to be in which position?
Trendelenburg
The term dorsal refers to which part of the body
Posterior aspect
What acute radiation syndrome requires the largest exposure before the associated effects become apparent
Cerebrovascular
As digital image matrix size increases, pixel size
The electron cloud within the x-ray tube is the product of a process called
The medical term epistaxis means
A kyphotic curve is formed by which part of the vertebrae
Thoracic and sacral
The x-ray interaction with matter that is responsible for the majority of scattered radiation reaching the image receptor is
Compton scatter
The term windowing describes the practice of
As electrons impinge on the anode surface, less than 1% of their kinetic energy is changed to
x-rays
Boxer's fracture
The skin response to radiation exposure that appears as hair loss is known as
epilation
Foreshortening of an anatomic structure means that
It is projected on the IR smaller than its actual size
The absorption of useful radiation by a grid is called
An inanimate object that has been in contact with an infectious microorganism is termed
A vector
Abduction
Which of the following contributes most to occupational exposure
Comptons
The primary function of x-ray beam filtration is to
Reduce patient skin dose
The essential function of an AEC is to
Terminate the x-ray exposure once the IR is correctly exposed
1. Upper GI series
2. IVU
3. BE
IVU, BE, Upper GI
To visualize or "open" the right SI joint, the patient is positioned
25-30 degrees LPO (or RAO)
50 mSv
The device that functions to terminate the x-ray exposure following ionization of a particular quantity of air is the
AEC
The system that allows multiple users to view the same image at the same time at different locations is
PACS