functional magnetic resonance imaging

A noninvasive tool used to observe functioning in the brain or other organs by detecting changes in chemical composition, blood flow, or both.

English dictionary of cancer terms . 2015.

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  • Functional magnetic resonance imaging — Functional MRI or functional Magnetic Resonance Imaging (fMRI) is a type of specialized MRI scan. It measures the haemodynamic response related to neural activity in the brain or spinal cord of humans or other animals. It is one of the most… …   Wikipedia

  • functional magnetic resonance imaging — n magnetic resonance imaging used to demonstrate correlations between physical changes (as in blood flow) in the brain and mental functioning (as in performing cognitive tasks) abbr. fMRI called also functional MRI …   Medical dictionary

  • functional magnetic resonance imaging — ▪ medicine       neuroimaging technique used in biomedical research and in diagnosis that detects changes in blood flow in the brain. This technique compares brain activity under resting and activated conditions. It combines the high spatial… …   Universalium

  • functional magnetic resonance imaging — noun a form of magnetic resonance imaging of the brain that registers blood flow to functioning areas of the brain • Syn: ↑fMRI • Hypernyms: ↑magnetic resonance imaging, ↑MRI • Hyponyms: ↑blood oxygenation level dependent functional magnetic… …   Useful english dictionary

  • functional magnetic resonance imaging — noun A form of magnetic resonance imaging that records the flow of blood to areas of the brain when the patient is undertaking a specific neural activity …   Wiktionary

  • Event-related functional magnetic resonance imaging — (efMRI) is a form of functional Magnetic Resonance Imaging (fMRI) in which a series of fMRI images are time locked to a stimulus presentation and averaged together. The relationship of the technique to fMRI is analogous to the relationship… …   Wikipedia

  • blood-oxygenation level dependent functional magnetic resonance imaging — noun functional magnetic resonance imaging that relies on intrinsic changes in hemoglobin oxygenation • Syn: ↑BOLD FMRI • Hypernyms: ↑functional magnetic resonance imaging, ↑fMRI …   Useful english dictionary

  • Magnetic resonance imaging — MRI redirects here. For other meanings of MRI or Mri, see MRI (disambiguation). Magnetic resonance imaging Intervention Sagittal MR image of the knee ICD 10 PCS B?3?ZZZ …   Wikipedia

  • magnetic resonance imaging — ▪ medicine  three dimensional diagnostic imaging technique used to visualize organs and structures inside the body without the need for X rays (X ray) or other radiation. Magnetic resonance imaging (MRI) is valuable for providing detailed… …   Universalium

  • magnetic resonance imaging — noun the use of nuclear magnetic resonance of protons to produce proton density images • Syn: ↑MRI • Hypernyms: ↑imaging, ↑tomography • Hyponyms: ↑functional magnetic resonance imaging, ↑fMRI …   Useful english dictionary

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