Magnetization Guides d'étude, Notes de cours & Résumés

Different tissues that have signals that appear similar on an MR image are described as: A) hypointense B) hyperintense C) isointense D) isodense - Answer isointense in a large main magnetic field such as those employed in MRI, the motion of a hydrogen proton has been described as wobbling like a spinning top. this motion is called A) precession B) resonance C) frequency D) angular momentum - Answer precession magnetic resonance imaging is derived from the process known as: A) ma...

ARRT MAGNETIC RESONANCE IMAGING REVIEW - MRI REGISTRY REVIEW PROGRAM An RF pulse of what flip angle will maximize the component of the net magnetization projected into the transverse plane? a. 180 b. 120 c. 90 d. 45 - ANS c.

An RF pulse of what flip angle will maximize the component of the net magnetization projected into the transverse plane? a. 180 b. 120 c. 90 d. 45 CORRECT ANSWER c. T1 relaxation refers to ____ relaxation. a. spin-spin b. longitudinal c. phase d. transverse CORRECT ANSWER b. Which of the following statements is false? a. T1 relaxation refers to longitudinal recovery of magnetization while T2 relaxation refers to the transverse decay of magnetization b. T1 relaxation and T2 ...

An RF pulse of what flip angle will maximize the component of the net magnetization projected into the transverse plane? a. 180 b. 120 c. 90 d. 45 - correct answer c. T1 relaxation refers to ____ relaxation. a. spin-spin b. longitudinal c. phase d. transverse - correct answer b. Which of the following statements is false? a. T1 relaxation refers to longitudinal recovery of magnetization while T2 relaxation refers to the transverse decay of magnetization b. T1 relaxation...

An RF pulse of what flip angle will maximize the component of the net magnetization projected into the transverse plane? a. 180 b. 120 c. 90 d. 45 - c. T1 relaxation refers to ____ relaxation. a. spin-spin b. longitudinal c. phase d. transverse - b. Which of the following statements is false? a. T1 relaxation refers to longitudinal recovery of magnetization while T2 relaxation refers to the transverse decay of magnetization b. T1 relaxation and T2 relaxation occur simultaneouslyc. ...

ASNT Level III: Ch. 4 Magnetic Flux Leakage Testing (MFL) 2023 In magnetic flux leakage inspection for discontinuities using an active field, the part being inspected should be magnetized: An advantage that magnetic flux leakage testing has in comparison with electromagnetic testing is that magnetic flux leakage testing is: What particular type of discontinuity would not typically be indicated by magnetic flux leakage techniques? The strenth of the magnetic filed in the interior of ...

ARRT MAGNETIC RESONANCE IMAGING REVIEW - MRI REGISTRY REVIEW PROGRAM An RF pulse of what flip angle will maximize the component of the net magnetization projected into the transverse plane? a. 180 b. 120 c. 90 d. 45

An RF pulse of what flip angle will maximize the component of the net magnetization projected into the transverse plane? a. 180 b. 120 c. 90 d. 45 - c. T1 relaxation refers to ____ relaxation. a. spin-spin b. longitudinal c. phase d. transverse - b. Which of the following statements is false?

ARMRIT Exam Questions With 100% Correct Answers | Updated & Verified 2024/2025 (GRADED)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... - Randomly Following the injection of a gadolinium enhancement agent, the pulse sequence most commonly...

An RF pulse of what flip angle will maximize the component of the net magnetization projected into the transverse plane? a. 180 b. 120 c. 90 d. 45 - c. T1 relaxation refers to ____ relaxation. a. spin-spin b. longitudinal c. phase d. transverse - b. Which of the following statements is false?