ARMRIT PHYSICS PRACTICE TEST WITH COMPLETE SOLUTIONS

ARMRIT PHYSICS PRACTICE TEST WITH COMPLETE SOLUTIONS ARMRIT PHYSICS PRACTICE TEST WITH COMPLETE SOLUTIONS ARMRIT PHYSICS PRACTICE TEST WITH COMPLETE SOLUTIONS The tissue characteristic that depends heavily on the relative content of fat molecules and free water is: - ANSWER-Hydrogen concentration. T1 is the measurement of time for the longitudinal component of the net magnetization vector to recover what percentage of its original value after the application of a 90 degree radio-frequency pulse? - ANSWER-63% Immediately after an initial 90 degree radio-frequency pulse is turned off, the hydrogen protons will begin to: - ANSWER-Dephase A 90 degree radio-frequency pulse will alter the net magnetization vector. Another effect is: - ANSWER-The hydrogen protons will dephase