Medical scan that measures brain activity by detecting changes in blood flow Crossword Clue

We have the 4-letter answer for Medical scan that measures brain activity by detecting changes in blood flow crossword clue, last seen in the USA Today Crossword October 8, 2025 puzzle. Sometimes we all need some help finding the answer!

Medical scan that measures brain activity by detecting changes in blood flow Crossword Answer

↓25.

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Helpful Hints

(noun)
1. a form of magnetic resonance imaging of the brain that registers blood flow to functioning areas of the brain

Hint 2: Clue Definitions

DETECTING (noun)
1. a police investigation to determine the perpetrator
ACTIVITY (noun)
1. an organic process that takes place in the body
2. the state of being active

Hint 3: Anagram

Unscramble the letters below to solve for today's answer.
FIRM

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