Imaging studies have shown differences in the frontal cortex and
subcortical structures of the brain in patients with OCD.
Not exact matches
This is the same
subcortical structure that reacts to fast unconscious assessment
of threats.
«During the development from childhood to adolescence, the spontaneous activity
of cortical regions involved in basic sensory perception decouples from the activity
of subcortical structures relaying sensory information from the sensory organs to the cortex,» explains Keysers.
The grand symphonic piece that is consciousness encompasses the foundational contributions
of the brain stem, forever hitched to the body, and the wider - than - the - sky imagery created in the cooperation
of cerebral cortex and
subcortical structures, all harmoniously stitched together, in ceaseless forward motion, interruptible only by sleep, anesthesia, brain dysfunction, or death.
Please see Fig. 3 for presentation
of results that include
subcortical gray matter
structures.
Another set
of neural
structures that may not contribute directly to conscious experience are
subcortical structures such as the basal ganglia.
These functional maps had large heterogeneous activations, so we parsed them by
structure in MNI space to create a final set
of functional masks using FSLView's Harvard - Oxford Cortical and
Subcortical atlases.
Also noteworthy in this context, the prefrontal brain systems that process rewards and support reward - based decision - making undergo a prolonged and vulnerable developmental trajectory, and an impaired capacity
of these prefrontal systems to regulate
subcortical structures (particularly striatal regions
of the basal ganglia) is implicated in risky, impulsive and otherwise disadvantageous decision - making from childhood through later life (for review, Fareri et al.