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

ARMRIT Practice Questions with 100% Correct Answers |VERIFIED| The 2 types of enhancement media described by Lauffer, the mechanism of T1 agents is to decrease T1 relaxation time, thus emitting high signal An analogy for the decoding of the MR signal through Fourier Transform 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 the number of pi...

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 gradie...

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...

What is the medical term for pain medication Analgesic What's the difference between a circulating nurse and scrub nurse Circulating; documenting, Poc, assisting (non sterile) Scrub; assisting with instruments during surgery, sterile Which tube is inserted through the mouth into the stomach Orogastric What is the NEX measurement for NG tubes Nose Earlobe Xyphoid process What is the standard patient verification process prior to surgery "Time out" What lab work wou...

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 | Graded. 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 ...

The smallest object that can be resolved in an image acquired with a 20cm FOV and a 224 x 224 matrix is _________ mm. correct answers0.89 200 mm ÷ 224 = 0.892mm The smallest object that can be resolved in an image acquired with a 24cm FOV and a 272 x 272 matrix is _________ mm. A. 0.76mm B. 0.88mm C. 0.93mm D. 1.13mm E. 1.24mm correct answers0.88. 240 ÷ 272=0.88MM What would the scan time be in a 3D volume acquisition as follows: TR 32 ms, TE 4 ms, Flip Angle 15°, FOV 18cm, 2mm s...

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...

If you double NEX, how much will the SNR and scan time increase. correct answersSNR will increase 140% and scan time will double What does NEX/NSA represent and used for correct answersRepresents the number of times each line of K space data is aquired and used to improve SNR ratio If you scan time of 2 minutes and NEX of 1 and SNR of 1. What would happen to all scan time and SNR if NEX increase from 1 to 2? correct answersScan time will increase to 4 minutes and SNR will increase 140% to ...

What evidence contradicts Coppinger's "Farmer's Scavenger" hypothesis of the origin of dogs? correct answersAt least one dog skeleton is held by most observers to be older than the onset of agriculture Which of the following statements is not true of instincts? correct answersinstincts imply a higher level of awareness Why did Belyaev select the friendliest foxes? correct answersto understand the origins of domestication What does Belyaev's fox experiment not prove? correct answers...