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NBME CBSE ACTUAL TEST QUESTIONS AND ANSWERS 2024(COMPLETE) (Quiz bank with all the correct answers) (USMLE step 1)Medical examination NBME CBSE ACTUAL TEST 2024 62 year old woman - osteoporosis – a bisphosphonate is prescribed. The expected beneficial effect of the drug is due to which of the following? Decreased Osteoclast Activity Cohot Study of elderly women – relative risk ratio for hip fractures among those who exercise regularly is 1.2 (95% confidence interval of 1.1 to ...

MRI QUIZ 5 WEEK 6, MRI QUIZ 4 WEEK 5, MRI QUIZ 3 WEEK 4, MRI QUIZ 2 WEEK 3, MRI QUIZ 1 WEEK 2;(COMBINED 2024 QUIZZES WITH COMPLETE SOLUTION)

As technologists, we can easily identify that the phase direction is from A) sagittal; axial B) axial; coronal C) left; right D) superior; inferior Ans- C) left; right Which artifact should be identified above? A) Phase Wrap artifact B) Matrix seizure artifact C) Magic angle artifact D) No artifact is present. Ans- A) Phase Wrap artifact The addition of an is the difference between 2D and 3D imaging. A) extra frequency direction B) extra ...

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MRI quiz 4 week 5 Exam Questions With Verified Answers In an FSE sequence that has 16 180° refocusing RF pulses after the initial 90° pulse. The echo train length would be: A) 15 B) 17 C) 16 D) 8 - answerC) 16 If a phase resolution (sharpness part of matrix) of 256 is desired, how many times does the TR period (time from initial 90 pulse to the next 90 pulse) have to be repeated? A) 256 times B) 384 times C) Never D) 512 times - answerA) 256 times Short Tau Inversion Re...

MRI quiz 4 week 5 Exam Questions With Verified Answers In an FSE sequence that has 16 180° refocusing RF pulses after the initial 90° pulse. The echo train length would be: A) 15 B) 17 C) 16 D) 8 - answerC) 16 If a phase resolution (sharpness part of matrix) of 256 is desired, how many times does the TR period (time from initial 90 pulse to the next 90 pulse) have to be repeated? A) 256 times B) 384 times C) Never D) 512 times - answerA) 256 times Short Tau Inversion Re...

MRI Quiz questions and answers certified 2024

Assuming all other parameters are the same, an echo time of _________ ms provides the best Signal-to-Noise Ratio. correct answers15 Fat has a ______ T1 relaxation time and a ____ T2 relaxation time correct answersShort and Short Water has a ____ T1 relaxation time and a ____ T2 relaxation time correct answersLong and Long If the repetition time is doubled, the scan time will correct answersDouble: TR is directly porpotional to scan time (TR x Phase Matrix x NEX) Which of the followin...

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MRI QUIZ: QA/QC QUESTIONS AND ANSWERS WITH SOLUTIONS 2024 Gradient amplitude is defined as the - ANSWER o Strength of the gradient The gradient rise time is defined as - ANSWER o the time it takes for the gradient to reach its full amplitude, measured in microseconds mT/m (milliTesla/meter) or G/cm (Gauss/centimeter) What is the gradient slew rate - ANSWER o the speed rate of ascent or descent of a gradient from zero to its maximum amplitude, either positive or negative. Which is the ampl...