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MRI PHYSICS 2 FINAL Exam 2024/2025(Questions With 100% Correct Answers)A+ Graded Verified
Gradient Echo - ANSWER In regards to MRI and flowing blood, all of the following naturally offer dark blood without any special imaging requirements, except which? Gradient Echo Fast Spin Echo Spin Echo Inversion Recovery False - ANSWER True or False: Gradient moment nulling predominantly increases intra-voxel dephasing? Time of Flight phenomena - ANSWER If flowing nuclei receive a 90 degree (excitation) but do not receive a 180 degree (rephasing) pulse, no echo will ...
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- • 22 páginas •
Gradient Echo - ANSWER In regards to MRI and flowing blood, all of the following naturally offer dark blood without any special imaging requirements, except which? Gradient Echo Fast Spin Echo Spin Echo Inversion Recovery False - ANSWER True or False: Gradient moment nulling predominantly increases intra-voxel dephasing? Time of Flight phenomena - ANSWER If flowing nuclei receive a 90 degree (excitation) but do not receive a 180 degree (rephasing) pulse, no echo will ...
MRI physics Final Exam 2024/2025(Questions With 100% Correct Answers)A+ Graded Verified
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...
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- • 35 páginas •
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...
MRI Physics Final Exam 2024/2025(Questions With 100% Correct Answers)A+ Graded Verified
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
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- • 30 páginas •
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 2024/2025(Questions With 100% Correct Answers)A+ Graded Verified
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
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- • 4 páginas •
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
MRI Physics Final Test 2024/2025(Questions With 100% Correct Answers)A+ Graded Verified
all the following are artifacts in MRI except - ANSWER beam hardening _____ is defined as the strength of the gradient over distance - ANSWER slew rate .5T is equal to _____ Gauss. - ANSWER 5,000
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all the following are artifacts in MRI except - ANSWER beam hardening _____ is defined as the strength of the gradient over distance - ANSWER slew rate .5T is equal to _____ Gauss. - ANSWER 5,000
MRI Physics Final Exam 2024/2025(Questions With 100% Correct Answers)A+ Graded Verified
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
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- • 10 páginas •
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
NBEO BUNDLED EXAMS|| ACTUAL EXAMS|| FULL PACKAGED SOLUTION 2024/2025 ( A+ GRADED 100% VERIFIED)
NBEO BUNDLED EXAMS|| ACTUAL EXAMS|| FULL PACKAGED SOLUTION 2024/2025 ( A+ GRADED 100% VERIFIED)
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- NBEO Exam 1(Questions & Answers)2024/2025 (A+ Graded Verified) • Examen
- OptoPrep NBEO Exam Guide (Questions & Answers)2024/2025 (A+ Graded Verified) • Examen
- NBEO Part II Exam (Questions & Answers)2024/2025 (A+ Graded Verified) • Examen
- NBEO Part 1 Random Topics Exam (Questions and Answers)2024/2025 (A+ Graded Verified) • Examen
NBEO BUNDLED EXAMS|| ACTUAL EXAMS|| FULL PACKAGED SOLUTION 2024/2025 ( A+ GRADED 100% VERIFIED)
NBEO Part 1 Random Topics Exam (Questions and Answers)2024/2025 (A+ Graded Verified)
Conductive Keratoplasty. What is that?! Does it use a laser or blade?? - ANSWER: Neither laser nor blade... It uses radiofrequency energy. Corrects Hyperopia by shrinking midperpheral stromal collagen. Results last only a few years but surgery is repeatable. Laser Thermal Keratoplasty. What is that? Does it use a blade or radiofrequencies? - ANSWER It uses a laser actually. Laser thermal keratoplasty (LTK) is also a surgery that is targeted towards presbyopes with low amounts of hy...
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- • 32 páginas •
Conductive Keratoplasty. What is that?! Does it use a laser or blade?? - ANSWER: Neither laser nor blade... It uses radiofrequency energy. Corrects Hyperopia by shrinking midperpheral stromal collagen. Results last only a few years but surgery is repeatable. Laser Thermal Keratoplasty. What is that? Does it use a blade or radiofrequencies? - ANSWER It uses a laser actually. Laser thermal keratoplasty (LTK) is also a surgery that is targeted towards presbyopes with low amounts of hy...
NBEO Part II Exam (Questions & Answers)2024/2025 (A+ Graded Verified)
Antibiotic Treatment of Dacryocystitis - ANSWER Augmentin 500 mg PO TID x 10 days or Bactrim (sulfamethoxazole+trimethoprim) 1 double strength tablet PO BID x 10 days if penicillin allegories Describe difference of papillae appearance in AKC vs VKC - ANSWER AKC - small papillae inf palpebral conj VKC - large papillae sup palpebral conj Differentiate chemises caused by idiopathic orbital pseudo tumor from allergic symptoms - ANSWER In idiopathic orbital pseduotumor you woul...
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- • 16 páginas •
Antibiotic Treatment of Dacryocystitis - ANSWER Augmentin 500 mg PO TID x 10 days or Bactrim (sulfamethoxazole+trimethoprim) 1 double strength tablet PO BID x 10 days if penicillin allegories Describe difference of papillae appearance in AKC vs VKC - ANSWER AKC - small papillae inf palpebral conj VKC - large papillae sup palpebral conj Differentiate chemises caused by idiopathic orbital pseudo tumor from allergic symptoms - ANSWER In idiopathic orbital pseduotumor you woul...
OptoPrep NBEO Exam Guide (Questions & Answers)2024/2025 (A+ Graded Verified)
If a thin lens with an index of 1.5 has a dioptric power of +4.00 in air, what is its power if placed in water? A) +1.18 diopters B) +11.76 diopters C) +1.36 diopters D) +4.00 diopters - ANSWER C) +1.36 diopters Alpha helices and beta sheets are considered which level of protein structure? A) Quaternary B) Primary C) Tertiary D) Secondary - ANSWER D) Secondary An amphipathic molecule will react in what manner when exposed to water? A) It will completely dissolve ...
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- • 48 páginas •
If a thin lens with an index of 1.5 has a dioptric power of +4.00 in air, what is its power if placed in water? A) +1.18 diopters B) +11.76 diopters C) +1.36 diopters D) +4.00 diopters - ANSWER C) +1.36 diopters Alpha helices and beta sheets are considered which level of protein structure? A) Quaternary B) Primary C) Tertiary D) Secondary - ANSWER D) Secondary An amphipathic molecule will react in what manner when exposed to water? A) It will completely dissolve ...
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2024 Portage Learning A&P II: Final Exam ||GOLD RATED|| Latest Questions and Answers (Verified by Expert) (ALL ANSWERS 100 % CORRECT)
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