The purpose of collimation in computed tomography is:I. to p… The purpose of collimation in computed tomography is:I. to protect the patientII. to ensure a constant beam width at the detectorIII. to reduce scatter radiation Read Details
A ______ window width indicates that there is a relatively l… A ______ window width indicates that there is a relatively long gray scale. Read Details
The purpose of the imaging system is to:I. produce x raysII…. The purpose of the imaging system is to:I. produce x raysII. shape and filter the x rayIII. detect and measure the radiation passing through the cross-section Read Details
Calculate the pitch for a MDCT scan with the following param… Calculate the pitch for a MDCT scan with the following parameters: 128 slice MDCT, 1.25 mm slice thickness, table movement of 80 mm per rotation. Read Details
The principal disadvantage of a larger CT image matrix is…… The principal disadvantage of a larger CT image matrix is…. Read Details
What are pixels in a digital image representing the informat… What are pixels in a digital image representing the information contained in a volume of tissue in the patient are referred to as? Read Details
Which of the following describes the beam that diverges from… Which of the following describes the beam that diverges from the x-ray tube to the outer edges of the detectors on a multi-detector CT scanner? Read Details
If the window width setting is 200 and the window level is 0… If the window width setting is 200 and the window level is 0, which of the following occurs? Read Details
The reduction of the intensity of a beam of x-rays as it pas… The reduction of the intensity of a beam of x-rays as it passes through the patient is: Read Details
