Functional Brain Imaging |
From inside the book
Results 1-3 of 84
Page 62
... regions of the gyrus . The cortical area devoted to processing information from each body region is disproportionate to the size of the body region . For example , more cortex is devoted to processing information from the hand and face ...
... regions of the gyrus . The cortical area devoted to processing information from each body region is disproportionate to the size of the body region . For example , more cortex is devoted to processing information from the hand and face ...
Page 400
... region of left parietal dysplasia ( Fig . 9-48 ) . EEG showed frequent interictal spikes maximal at left frontocentral sites . PET showed abnormal metabolism at left parietal sites , and SPECT showed decreased blood flow throughout the ...
... region of left parietal dysplasia ( Fig . 9-48 ) . EEG showed frequent interictal spikes maximal at left frontocentral sites . PET showed abnormal metabolism at left parietal sites , and SPECT showed decreased blood flow throughout the ...
Page 438
... region . This allows identification of the tissue of origin of the spectra and examination of regional differences in spectral char- acteristics . As spatial localization techniques have become more refined , spectroscopy measurements ...
... region . This allows identification of the tissue of origin of the spectra and examination of regional differences in spectral char- acteristics . As spatial localization techniques have become more refined , spectroscopy measurements ...
Contents
Introduction to Brain Imaging | 1 |
Computerized Axial Tomography | 97 |
Magnetic Resonance Imaging | 145 |
Copyright | |
6 other sections not shown
Other editions - View all
Functional Brain Imaging William W. Orrison,Jeffrey Lewine,John Sanders,Michael F. Hartshorne Limited preview - 2017 |
Common terms and phrases
abnormal activity ALFMA arterial auditory Axial axon basal ganglia brain capillary cells central central sulcus cerebral blood flow chemical shift clinical coil computed computed tomography contrast agent cortex cortical decreased demonstrating detection diffusion dipole disease effects encoding epilepsy extracellular field strength FMRI focal frequency functional Gd-DTPA glucose gradient HMPAO infarction inhomogeneous injection lesions Magn Reson magnetic field magnetic resonance imaging mapping measured membrane metabolism methods motor msec neoplasms nerve nervous system neural neuromagnetic neurons normal Nucl nuclei oxygen paramagnetic patients pattern peak perfusion phase positron emission tomography posterior processing projections proton pulse Radon transform rCBF receptors relaxation scan seizures sensitivity sequences signal changes signal intensity slice SMRM Annual Meeting somatosensory spatial SPECT spectra spikes spin echo stimulation studies T2-weighted techniques temporal lobe thalamus tion tissue tumors uptake visual voxel white matter