In order to accommodate human eye integration time, each frame of a television image must be presented in less than
The individual picture elements, which contribute to the smallest segment of an image matrix are termed
Which of the following layers are found on the input side of an image intensifier tube?
1. incandescent screen
2. fluoroscent screen
The degenerative pathologic process involving the forward slipping of an upper vertebral body over a lower vertebral body is called
A digital technique which eliminates the majority of non-vascular structures by enhancement of the sacular structures is best termed:
The main advantage of a charged-soupled device (CCD) compared to a television camera tube include all the following EXCEPT
The major factors effecting the amount of brightness gain in an image intensifier are
Which system is capable of the highest resolution
Which of the following CT studies of the head is typically performed without a contrast agent?
The negatively charged particle of an atom is the
The volume and density of calcium measured in the coronary arteries on MDCT examination are quantified with use of a value called the
The reduction of brightness at the periphery of image display of an image intensified fluoroscpoe is termed
The Lisfranc joint is the articulation between the
Bundles of energy that travel in a wave are called
Digital imaging in radiography is the general term used to describe a number of techniques that can be used to enable the digital acquisition of the information contained in the radiation beam after it exits the patient. All of the following terms are used to describe these processes EXCEPT?
The section thickness that would demonstrate the greatest detail of the paranasal sinuses is
The order of imaging methods (from worst to best) with respect to visibility of detail (resolution) is
The most frequently used device for the production of a hard copy image in radiology is a
After initiation of rapid bolus administration of an iodinated contrast agent, the arterial phase of hepatic contrast enhancement occurs at aproximately:
Which of the following terms is used to describe a fibroid tumor of the uterus?