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19 Cards in this Set
- Front
- Back
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It is a subatomic particle that has a positive electrical charge? |
Proton |
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Moving electrical charge is said to have? |
Electric current |
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Electric current is said to have? |
Magnetic field |
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What is the desired level of energy of proton in MRI? |
Low level energy |
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Proton acts as little magnet, and they are attracted to? |
External magnetic field |
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Proton that requires less external magnetic field, walking on their feet 007 |
Parallel to external magnetic field |
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Proton that requires high external magnetic field, walking on their hand |
Anti-parallel |
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Spinning wobble motion of proton spin electrical charge |
Precession |
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Number of precession per second |
Precession frequency |
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What equation is used to compute precise the precession frequency |
Larmor equation |
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Formula of larmor equation |
Wo = YBo |
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Precession frequency |
Wo |
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Gyromagnetic ratio, has specific value |
Y |
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Protons gyromagnetic ratio value |
42.5 MHz/T |
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External magnetic field |
Bo |
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The higher the external magnetic field? |
The higher the precession frequency, the faster the precession rate |
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Precession frequency unit |
MHz/Hz |
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Gyromagnetic ratio unit |
MHz/T |
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External magnetic field unit |
Tesla |
