Insula

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INSULA, Latin. An island. In the Roman law the word is applied to a house not connected with other houses, but separated by a surrounding space of ground. Calvini Lex; Vicat, Vocab. ad voc.

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Research in Gothenburg found there is a specific type of touch receptor - an interoceptor - which goes to the insular cortex of the brain - the emotional part.
Besides, primary and secondary somatosensory cortex, anterior cingulate gyrus and insular cortex are the primary regions most consistently activated by an acute nociceptive stimulus.
This integration is so remarkable, and this region lights up in so many imaging studies" that experts on insular cortex function have suggested that the insula is the seat of human awareness, maybe even of human consciousness, he said, "or at least a neural correlate of consciousness.
Suntildeer said, "Many ongoing studies looking at the link between different areas of the brain and addiction are discovering that the insular cortex plays a very important role.
Caselli cautioned that subgroup analyses "get tricky and risk bias," and wondered "why should the insular cortex specifically show such a strong effect?
Oral administration of EGb 761 (Exp 1) increased Fos-IR moderately, but significantly, in the insular cortex ([t.
observed in six participants that regional cerebral blood flow (rCBF) in the right dorsal ACC (Brodmann's areas 32 and 24) and right posterior insular cortex covaried directly with mean arterial pressure (MAP) during physical and mental challenge [36].
Such signs include "blurring" of the gray matter-white matter junction due to decreased attenuation of the gray matter as manifested by the "insular ribbon" sign (loss of the usual slightly increased attenuation of the insular cortex just superficial to the external/extreme capsules [Figure 1]) or "obscuration" of the lentiform nucleus (loss of the normal attenuation difference of the globus pallidus and/or putamen with respect to contiguous white matter structures [Figure 2]).
1997) detected activation in the nucleus accumbens and insular cortex in addition to the regions listed above.
It seems that overweight people may have a more active insular cortex - and understanding the details may lead to new ways of curbing their appetites.
But the new study surprised scientists by revealing disgust originates in quite a different area, the anterior insular cortex, part of the brain's outer layer, known as "grey matter", which deals with higher functions.
Specifically, males on average had larger volumes and higher tissue densities in the left amygdala, hippocampus, insular cortex, putamen; higher densities in the right VI lobe of the cerebellum and in the left claustrum; and larger volumes in the bilateral anterior parahippocampal gyri, posterior cingulate gyri, precuneus, temporal poles, and cerebellum, areas in the left posterior and anterior cingulate gyri, and in the right amygdala, hippocampus, and putamen.