The photocathode is made of which of the following substances? Sulfide Antimony Cesium

Which of the following statements is/are true when viewing fluoroscopy in the magnification mode? Resolution increases Resolution decreases Patient dose increases Patient dose decreases The voltage to the electrostatic lenses increases The voltage to the electrostatic lenses decreases The focal point moves closer to the input phosphor The focal point moves closer to the output phosphor

During stationary fluoroscopy, the SSD cannot be less than _____.

The input phosphor of the image intensifier is approximately _____ in diameter.

During mobile fluoroscopy, the SSD cannot be less than _____.

A fluoroscopic examination is being performed and the radiologist chooses to utilize the magnification mode.  Which of the following will occur with the use of this feature?

In an over-table unit, which of the following components will the carriage hold?

Which of the following accurately describes photopic vision?

Which of the following substances will emit light when bombarded with x-rays?

What is the total brightness gain for an image intensification tube with a minification gain of 25 and a flux gain of 50?