Mosby CT Registry Review questions with correct answers

What is the smallest component of a digital image CORRECT ANSWER pixel How many CT numbers are assigned to each pixel in the image matrix? CORRECT ANSWER One In a CT image, the CT number CORRECT ANSWER Of a material is dependent on its linear attenuation coefficient Each two-dimensional square of data that make up the CT image is called a CORRECT ANSWER pixel What is an element of the digital image CORRECT ANSWER pixel Which of the following influences the spatial resolution in cardiac CT imaging CORRECT ANSWER *detector size *reconstruction interval *pitch As patient motion increases spatial resolution decreases CORRECT ANSWER TRUE Which is an advantage of using a small focal spot CORRECT ANSWER increased spatial resolution