Tummo meditation entrains the participation of several major mental functions, recruiting the action of vast nervous system networks, implicating visual, somesthetic
, and visceral systems.
Its superficial layers are concerned with vision (Reczkowski and Diamond, 1978), and its deep layer has been implicated in eye movements and somesthetic
input (Altman and Bayer, 1981).
Oral sensation including two-point discrimination, oral stereognosis, vibrotactile detection, somesthetic
sensitivity, proprioception, and thermal sensitivity has been observed in old and young age.
Still other locations and activation patterns are found for auditory and somesthetic
experiences with objects and their verbal descriptions.
The salience of touch and physical contact during infancy: Unravelling some of the mysteries of the somesthetic
sensitivity in young and elderly humans.