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Radiology > MRI > Flashcards

MRI Flashcards

1
Q

how does MRI work?

A

put in radiofrequency pulse and alter dipole. after radiofrequency pulse tissue relaxes and emits pulse.

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2
Q

hyperintense

A

bright signal

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3
Q

hypointense

A

dark signal

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4
Q

T1 weighted

A

short TE/TR

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5
Q

T2 weighted

A

long TE/TR

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6
Q

how is bone signal in MRI?

A

hypointense due to few unpaired protons

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Radiology (5 decks)

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