9:48 .. 5G Back BMED3501_2A_2021.... © BMED3501 Page 1 of 9 1. MULTIPLE CHOICES. Choose the Correct Answer and write dow

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9 48 5g Back Bmed3501 2a 2021 Bmed3501 Page 1 Of 9 1 Multiple Choices Choose The Correct Answer And Write Dow 1 (107.17 KiB) Viewed 33 times

9:48 .. 5G Back BMED3501_2A_2021.... © BMED3501 Page 1 of 9 1. MULTIPLE CHOICES. Choose the Correct Answer and write down the question number and the letter of the correct answer chosen against it in your Answer Sheet. (50 points) 1-1. What statement is true? a. Typical human/animal/plant cell sizes range from several to one hundred microns. b. Typical atom size is about 10 nm. c. Typical protein size is on the order of 0.1 mm 1-2. What are true with regard to image quality in diagnostic imaging? ? a. Image resolution is the most important factor b. Contrast between tissues is the most important factor. c. Both statements above are inaccurate 1-3. Four areas are marked by A, B, C and D in the 2x2 decision matrix below. They are? decision threshold "no"yes" normals abnomals A B D tzt, decision criterion a. TN, TP, FN and FP, respectively, b. TN, TP, FP and FN, respectively. c. TP, TN, FN and FP, respectively, 1-4. ROC curves for three diagnostic imaging methods are show below. (1 Specificity (EPF) a. Method is the most sensitive one b. Method is the most specific one. c. Method A is completely useless BMED3501 Page 2 of 9 1-5. Given the x-ray generation process shown below, which statement is true? tungsten rotating vacuum anode - high voltage bearings filament supply - + high voltage