Paramagnetic - Study guides, Class notes & Summaries

MRSO 190 Exam Study Guide Questions with 100% Correct Answers 2024/2025 How do magnetic flux lines travel? A. North to South B. South to North C. East to West D. West to East - Correct Answers A North to South Which of the following can be potential safety concerns to a patient in the static magnetic field? A. Electrically conductive materials B. Ferrous objects C. Magnetic objects D. All of the choices. - Correct Answers D. All of the choices An object that retains its magnetic f...

MRSO: Exam 1 (Answered 100% Correctly) MRSO: Exam 1 (Answered 100% Correctly) The control room is found where? a. Zone I b. Zone II c. Zone III d. Zone IV C. Zone III Which of the following describe when a non-ferrous object is repulsed by static magnetic field? a. Fourier transformation b. Lenz's force c. Ohm's law d. Larmor equation b. Lenz's force Which of the following are recommended by the ACR Guidance document in MR safety 2013 in proper scanning of a patient? I. Me...

RADIOFREQUENCY (RF) - ELECTROMAGNETIC RADIATION LOWER IN ENERGY THAN INFRARED. THE RF USED IN MRI IS IN THE FORM OF A BURST OF RF ENERGY (PULSE) I THE 10 MHZ TO 100MHZ RANGE RF PULS, DELIVERED TO THE PATIENT BY RF TRANSMITTER. THE RF FREQUENCY, AT THE LARMOR FREQUENCY, RESULTS IN ROTATION OF THE NET MAGNETIZATION VECTRO AND PHASE COHERENCE OF THE NUCLEAR SPINS. AN RF COIL IS USED FOR TRANSMITTING AND RECEIVING MRI SIGNALS (RF). FRINGE FIELDS - WEAKER MAGNETIC FIELDS THAT ARE AWAY FROM THE I...

How do magnetic flux lines travel? A. North to South B. South to North C. East to West D. West to East ~~> A North to South Which of the following can be potential safety concerns to a patient in the static magnetic field? A. Electrically conductive materials B. Ferrous objects C. Magnetic objects D. All of the choices. ~~> D. All of the choices An object that retains its magnetic field when exiting the static magnetic field is call what? A. Paramagnetic B. Diamagnetic ...

MRSO Exam Test Questions And Correct Revised Answers How do magnetic flux lines travel? A. North to South B. South to North C. East to West D. West to East - ANSWER : A North to South Which of the following can be potential safety concerns to a patient in the static magnetic field? A. Electrically conductive materials B. Ferrous objects C. Magnetic objects D. All of the choices. - ANSWER : D. All of the choices An object that retains its magnetic field when exiting the static ma...

Formula for temperature change in a patient -:- dTp/dt = SAR/C, where C = 4186 J/kg, Tp = temperature How much does liquid helium expand when transitioning to gaseous helium? -:- >700x Electric field density (JE) formula -:- JE = Conductivity x electric field strength x B0 x V where V = velocity? What is the most accurate way to measure energy dose to the patient? -:- B1 + rms Kinetic stability -:- The rate at which a gadolinium agent dissociates Thermodynamic stability -:- t...

MRSO FINAL EXAM| Questions and Answers, 100% Correct| Updated 2024 MRSO FINAL EXAM| Questions and Answers, 100% Correct| Updated 2024 How do magnetic flux lines travel? A. North to South B. South to North C. East to West D. West to East A North to South Which of the following can be potential safety concerns to a patient in the static magnetic field? A. Electrically conductive materials B. Ferrous objects C. Magnetic objects D. All of the choices. D. All of the choices An objec...

MRSO Exam Test Bank| Complete Questions and Answers, 100% Correct| Latest 2024 MRSO: Exam mark (Answered 100% Correctly) Which of the following describe when a non-ferrous object is repulsed by static magnetic field? a. Fourier transformation b. Lenz's force c. Ohm's law d. Larmor equation b. Lenz's force What is the FDA SAR limit for the whole body in first level controlled operating mode? a. 8 W/kg for 15 mins b. 4 W/kg for 15 mins c. 3 W/kg for 10 mins d. 7 W/kg for 20 mins...

MRSO EXAM Test Questions And Revised Correct Answers How do magnetic flux lines travel? A. North to South B. South to North C. East to West D. West to East - ANSWER : A North to South Which of the following can be potential safety concerns to a patient in the static magnetic field? A. Electrically conductive materials B. Ferrous objects C. Magnetic objects D. All of the choices. - ANSWER : D. All of the choices An object that retains its magnetic field when exiting the static ma...

MRSO Exam | Questions and Correct Answers | Latest Update 2024/2025 | 100% PASS How do magnetic flux lines travel? A. North to South B. South to North C. East to West D. West to East - Answer -A North to South Which of the following can be potential safety concerns to a patient in the static magnetic field? A. Electrically conductive materials B. Ferrous objects C. Magnetic objects D. All of the choices. - Answer -D. All of the choices An object that retains its magnetic field when...