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15. Nature of Minds / A. Nature of Mind / 8. Brain

[philosophically interesting features of the brain]

15 ideas
The directive centre is located in the whole head [Democritus, by Ps-Plutarch]
Do we think and experience with blood, air or fire, or could it be our brain? [Plato]
The brain has no responsibility for sensations, which occur in the heart [Aristotle]
Stopping the heart doesn't terminate activity; pressing the brain does that [Galen, by Cobb]
Nerves and movement originate in the brain, where imagination moves them [Descartes]
Researching phenomenal consciousness is peculiar, because the concepts involved are peculiar [Papineau]
A 1988 estimate gave the brain 3 x 10-to-the-14 synaptic junctions [Lockwood]
Pain doesn't have one brain location, but is linked to attention and emotion [Carter,R]
Proper brains appear at seven weeks, and neonates have as many neurons as adults do [Carter,R]
In primates, brain size correlates closely with size of social group [Carter,R]
A conscious state endures for about 100 milliseconds, known as the 'specious present' [Edelman/Tononi]
The brain is not passive, and merely processing inputs; it is active, and intervenes in the world [Cobb]
There is a single mouse neuron which has 862 inputs and 626 outputs [Cobb]
Single neurons can carry out complex functions [Seth]
The cerbellum has a huge number of neurons, but little involvement in consciousness [Seth]