Encyclopedia of Pain

2007 Edition

BOLD

Reference work entry
DOI: https://doi.org/10.1007/978-3-540-29805-2_451

Synonyms

Blood Oxygenation Level Dependent

Definition

The BOLD signal arises due to the higher ratio of oxy- to deoxyhaemoglobin in local draining venules and veins in response to neuronal activity.

 Thalamus, Clinical Pain, Human Imaging

Copyright information

© Springer-Verlag Berlin Heidelberg 2007