What is the nex - Study guides, Class notes & Summaries

The NMV is rotated to the physical negative Z axis by applying a...? - C)180 pulse Increasing which parameter is considered the "best" technique for improving image quality? - C)NEX Studies have concluded that static magnetic fields up to what tesla produce no substantial harmful biological effects. - C)2.0 Tissues that have low (short) relaxation times have: - Higher relaxation rates Nuclei in their natural enviroment ( in the absence of a significant magnetic field) are aligned... - Ra...

The NMV is rotated to the physical negative Z axis by applying a...? - C)180 pulse Increasing which parameter is considered the "best" technique for improving image quality? - C)NEX Studies have concluded that static magnetic fields up to what tesla produce no substantial harmful biological effects. - C)2.0 Tissues that have low (short) relaxation times have: - Higher relaxation rates Nuclei in their natural enviroment ( in the absence of a significant magnetic field) are aligned... - Ra...

ARMRIT Exam Questions With 100% Correct Answers | Updated & Verified 2024/2025. The NMV is rotated to the physical negative Z axis by applying a...? - C)180 pulse Increasing which parameter is considered the "best" technique for improving image quality? - C)NEX Studies have concluded that static magnetic fields up to what tesla produce no substantial harmful biological effects. - C)2.0 Tissues that have low (short) relaxation times have: - Higher relaxation rates Nuclei in their natural e...

MRI Armrit { ARMRIT 2024} Practice Exam Tested Questions Correctly Answered An analogy for the decoding of the MR signal through Fourier transform is: A) Basilar membrane processing sound B) None deciphering C) Kidneys processing fluids D) Liver processing alcohol A) Basilar membrane processing sound For the following Spin-Echo protocol: Fov: 320 TE: 25 TR: 500 ST: .5m Slice Gap: 1mm Slice #: 9 Nex: 4 Matrix: 192 Decreasing the NEX will: A) Increase SNR and Resolution B) Decre...

A technique to avoid "cross-talk"? - Answer-Interleaving Combining a metal ion with ligand reduces tendency to bind to proteins, enzymes or membranes. The degree to which they dissociate is a measure of their? - Answer-Toxicity The "best" technique for improving image quality is to increase? - Answer-NEX Tissues that have low (short) relaxation times have? - Answer-High (long) relaxation rates Linear relationship between frequency and position is superimposed on Bo by the Gp. The hydrog...

The 2 types of enhancement media described by Lauffer, the mechanism of T1 agents is - Answer-to decrease T1 relaxation time, thus emitting high signal An analogy for the decoding of the MR signal through Fourier Transform - Answer-Basilar membrane processing sound Logically each line of phase encoding data is combined to allow the FT to determine the position along the y-axis. The number of phase encoding steps determines - Answer-the number of pixels along the y-axis In a gradient echo ...

The NMV is rotated to the physical negative Z axis by applying a...? - C)180 pulse Increasing which parameter is considered the "best" technique for improving image quality? - C)NEX Studies have concluded that static magnetic fields up to what tesla produce no substantial harmful biological effects. - C)2.0 Tissues that have low (short) relaxation times have: - Higher relaxation rates Nuclei in their natural enviroment ( in the absence of a significant magnetic field) are aligned... - Ra...

The NMV is rotated to the physical negative Z axis by applying a...? - C)180 pulse Increasing which parameter is considered the "best" technique for improving image quality? - C)NEX Studies have concluded that static magnetic fields up to what tesla produce no substantial harmful biological effects. - C)2.0

CAMRT MRI Practice Chapter 7 Questions and Answers Latest Verified 100% In MRI what is the main source of noise? - CORRECT ANSWER-Thermal motion from the patient, it is also generated by background electrical noise of the system. What factors affect SNR (9) - CORRECT ANSWER-Magnetic field strength proton density coil type and placement TR TE flip angle NSA receive bandwidth voxel volume B0 increases SNR ___________ - CORRECT ANSWER-increases Proton density increases, SNR ______...

ARMRIT practice tests questions and answers The 2 types of enhancement media described by Lauffer, the mechanism of T1 agents is - Ans ️️ -to decrease T1 relaxation time, thus emitting high signal An analogy for the decoding of the MR signal through Fourier Transform - Ans ️️ -Basilar membrane processing sound Logically each line of phase encoding data is combined to allow the FT to determine the position along the y-axis. The number of phase encoding steps determines - Ans ️️ ...