Stephen J. Powers, BSTR (R), (CT), (MR) has more than 20 years of classroom, lecture and clinical instructor experience. He is currently an MR Technologist for South Coast Hospital Systems in the USA, and former MRI Clinical Applications Specialist for General Electric Health Care. Stephen is the author of MRI Physics: Tech to Tech Explanations.

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• About the Author viiAcknowledgements Viii1 Patient Interactions and Management 1Below are artist renditions of the anatomical position: 31Section 1 Patient Interactions and Management Answers 31Enlarged Pictures 432 Parameters, Image Formation, Data Acquisition 45Section 2: Parameters, Image Formation, Data Acquisition: Answers 93Section 2 Question 41–54 96Section 2: Enlarged Illustrations 107Section 2 Questions 41–54 108Chapter 2: Parameters, Image Formation, Data Acquisition 1093 Pulse Sequences and MRI Math 113Use the factors listed below for Questions 200–203 154Section 3 MR Pulse Sequences and MR Math Answers 1774 Procedures 192Image Artifacts 275Remember, Choose the Answer Most Correct 275Artifacts 293Miscellaneous Questions: 297Helpful Anatomy: The Basil Ganglia 307Helpful Anatomy: T2 Axials of Basil Ganglia 308Helpful Anatomy: T1 Sagittal of Brain Stem 308Other Helpful Anatomy: The Brachial Plexus 309The Boney Pelvis 310The Cranial Nerves: O O O T T A F A G V A H 311Cranial Nerve: Study 312T1 and T2 Contrast Differences in the Brain 312Answers 313MRI Math 339Glossary 350Index 375

Stephen J. Powers, BSTR (R), (CT), (MR) has more than 20 years of classroom, lecture and clinical instructor experience. He is currently an MR Technologist for South Coast Hospital Systems in the USA, and former MRI Clinical Applications Specialist for General Electric Health Care. Stephen is the author of MRI Physics: Tech to Tech Explanations.

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• About the Author viiAcknowledgements Viii1 Patient Interactions and Management 1Below are artist renditions of the anatomical position: 31Section 1 Patient Interactions and Management Answers 31Enlarged Pictures 432 Parameters, Image Formation, Data Acquisition 45Section 2: Parameters, Image Formation, Data Acquisition: Answers 93Section 2 Question 41–54 96Section 2: Enlarged Illustrations 107Section 2 Questions 41–54 108Chapter 2: Parameters, Image Formation, Data Acquisition 1093 Pulse Sequences and MRI Math 113Use the factors listed below for Questions 200–203 154Section 3 MR Pulse Sequences and MR Math Answers 1774 Procedures 192Image Artifacts 275Remember, Choose the Answer Most Correct 275Artifacts 293Miscellaneous Questions: 297Helpful Anatomy: The Basil Ganglia 307Helpful Anatomy: T2 Axials of Basil Ganglia 308Helpful Anatomy: T1 Sagittal of Brain Stem 308Other Helpful Anatomy: The Brachial Plexus 309The Boney Pelvis 310The Cranial Nerves: O O O T T A F A G V A H 311Cranial Nerve: Study 312T1 and T2 Contrast Differences in the Brain 312Answers 313MRI Math 339Glossary 350Index 375

Stephen J. Powers, BSTR (R), (CT), (MR) has more than 20 years of classroom, lecture and clinical instructor experience. He is currently an MR Technologist for South Coast Hospital Systems in the USA, and former MRI Clinical Applications Specialist for General Electric Health Care. Stephen is the author of MRI Physics: Tech to Tech Explanations.

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• About the Author viiAcknowledgements Viii1 Patient Interactions and Management 1Below are artist renditions of the anatomical position: 31Section 1 Patient Interactions and Management Answers 31Enlarged Pictures 432 Parameters, Image Formation, Data Acquisition 45Section 2: Parameters, Image Formation, Data Acquisition: Answers 93Section 2 Question 41–54 96Section 2: Enlarged Illustrations 107Section 2 Questions 41–54 108Chapter 2: Parameters, Image Formation, Data Acquisition 1093 Pulse Sequences and MRI Math 113Use the factors listed below for Questions 200–203 154Section 3 MR Pulse Sequences and MR Math Answers 1774 Procedures 192Image Artifacts 275Remember, Choose the Answer Most Correct 275Artifacts 293Miscellaneous Questions: 297Helpful Anatomy: The Basil Ganglia 307Helpful Anatomy: T2 Axials of Basil Ganglia 308Helpful Anatomy: T1 Sagittal of Brain Stem 308Other Helpful Anatomy: The Brachial Plexus 309The Boney Pelvis 310The Cranial Nerves: O O O T T A F A G V A H 311Cranial Nerve: Study 312T1 and T2 Contrast Differences in the Brain 312Answers 313MRI Math 339Glossary 350Index 375