![]() They are created from memory – recent and remote – and come alive through sensorimotor, limbic, and default-mode cortical activity. Proponents of neurocognitive theories of dreaming suggest that such experiences are akin to simulations of the waking world ( Foulkes, 1985 Revonsuo, 2000 Tart, 1987 see Nielsen, 2010 for a review). This position is juxtaposed by the richly embodied and immersive experiences brought about in dreams, where we feel our dreamt bodies and engage with our imagined environments. One of the logical consequences of any brain in a vat theory is that bodiless brains attached to reality simulators would still have the same experience we are having right now. In philosophy, this view is referred to as brain in a vat consciousness, whereby the brain generates experience even in the absence of physical input or outward control. ![]() ![]() Dreaming is often considered a subjective experience generated by the mind and brain, while cut off from the body and the external environment ( Brueckner, 1986). ![]()
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