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What is the result of the following comparison?     

10!=10

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Which of the following is not a Python data type?

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Ако истинската стойност на измерваната величина е 4,1, а показанието на измервателния уред е 4,7.

Определете относителната грешка (δ, %).

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In an 8 bit medical image, a pixel has a value of 255. This pixel appears as:

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Why is a Pulse Height Analyser needed in a gamma camera?

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What is the disadvantage of using a high resolution collimator on a gamma camera?

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Which of the following parameters would have no effect on image noise in the reconstructed nuclear medicine SPECT image? 

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Below is an image of a SPECT phantom. Using the ROI stats below, calculate the contrast to noise ratio in the central darker region to 2 decimal places.

 

SPECT Phantom

 

Yellow ROI (central region): Mean = 4.83, Min = 4.15, Max = 5.56, Median = 4.83, standard deviation = 0.32

Red ROI (other region): Mean = 0.96, Min = 0.82, Max = 1.30, Median = 0.92, standard deviation = 0.12

 
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185MBq of I-123 DaTSCAN (half-life 13.1 hours) is administered to a patient at 09:00. What activity is present in the patient at 10:30? Assume there is no biological clearance of the radiopharmaceutical. Give the answer in MBq.

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Problème 5

Un clic sur une note du tableau devrait la supprimer mais cela ne marche pas.

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