Mri physics final exam - Study guides, Class notes & Summaries

MRI Physics Final Exam Questions and Answers (Latest Update 2024)

MRI physics Final Exam Questions and Answers (Latest Update 2024) 280 Questions

MRI Physics Final Exam Questions and Answers (Latest Update 2024) 100% Questions

As the B0 increases, SNR will correct answersIncrease The scan time can be determined by correct answers1. NEX 2. Number of phase encoding The precessional difference between hydrogen in fat and hydrogen in water in a 1.5 T magnet is correct answers224 Hz A chemical shift phenomenon that is useful to void signal from fat is known as correct answersfat saturation What effect does increasing TE have on SNR? correct answersdecrease it In a 1T magnet, fat and water will be "in phase...

What type of nonionizing electromagnetic radiation does MRI utilize? - ANSWER Radio Frequency Preventing potential serious injury or death from strong magnetic field strengths requires: 1. a knowledgeable and mindful MR technologist 2. Controlled access to the magnetic field 3. a detailed medical history of anyone entering the room - ANSWER 1, 2, and 3 When protons spin in place within an atom, they create: a. a small magnetic field b. an electrical charge c. pressure on th...

one advantage of 3D TOF-MRA is - ANSWER high resolution for small vessels one advantage of 2D TOF-MRA is - ANSWER larger coverage area which conventional pulse sequence below provides black blood images - ANSWER -spin Echo -fast spin Echo -inversion recovery -all of the above

MRI PHYSICS FINAL Exam Questions and Answers (Latest Update 2024) 40 Questions

As the B0 increases, SNR will - ANSWER Increase The scan time can be determined by - ANSWER 1. NEX 2. Number of phase encoding The precessional difference between hydrogen in fat and hydrogen in water in a 1.5 T magnet is - ANSWER 224 Hz

Nuclei that have the strongest magnetic moments are those with - ANSWER only hydrogen The Larmor frequency of nuclei depends on: - ANSWER # of protons and neutrons in the nucleus gyromagnetic ratio main magnetic field strength molecule in which nuclei are located The spin-lattice relaxation time in MRI is also called the - ANSWER longitudinal relaxation time

NROb60 - Final Exam Questions With 100% Verified Answers Lecture 6 - The first phase of human brain-imaging involved X-ray based methods, such as----- - answerpneumoencephalography pneumoencephalography - how does this work generally , what are the cons of this method - answer•Air is injected into subarachnoid space to improve X-ray contrast •Makes the ventricles more translucent than surrounding tissue - specifically the lateral ventricles - You can see the c shape of the lateral ven...