Choose the four (4) advantages of CCDs for medical imaging:

The electrostatic lenses in an image intensifier carry a _____ charge and are supplied with _____ of power during routine usage.

Cine imaging is common in which of the following modalities? Computed Tomography Angiography Cardiac Catheterization

Which of the following substances will not emit light when bombarded with x-rays or electrons?

Which of the following are used for direct capture for DFPDs? Amorphous selenium Amorphous silicon Thin film transistors

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

The electrostatic lenses in an image intensifier carry a _____ charge and are supplied with _____ of power during routine usage.

The principle advantage of the smaller field of a dual or multiple-mode image intensifier is: Increased resolution Less magnification Lower patient dose

Which of the following substances will not emit light when bombarded with x-rays or electrons?

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