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The Human AdvantageA New Understanding of How Our Brain Became Remarkable$
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The Human Advantage: A New Understanding of How Our Brain Became Remarkable

Suzana Herculano-Houzel

Print publication date: 2016

Print ISBN-13: 9780262034258

Published to MIT Press Scholarship Online: September 2016

DOI: 10.7551/mitpress/9780262034258.001.0001

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PRINTED FROM MIT PRESS SCHOLARSHIP ONLINE (www.mitpress.universitypressscholarship.com). (c) Copyright The MIT Press, 2022. All Rights Reserved. An individual user may print out a PDF of a single chapter of a monograph in MITSO for personal use.date: 27 May 2022

So How Much Does It Cost?

So How Much Does It Cost?

Chapter:
(p.143) 9 So How Much Does It Cost?
Source:
The Human Advantage
Author(s):

Suzana Herculano-Houzel

Publisher:
The MIT Press
DOI:10.7551/mitpress/9780262034258.003.0009

Human brain is 2% of body mass, but costs 25% of body energy budget; the glia/neuron ratio increases with average neuronal cell size, not brain size; glial cells as source of energy for neurons; energy cost of neurons; energy cost of brain is proportional to number of neurons; the human brain costs a lot of energy because it has a lot of neurons

Keywords:   Calories, energetic cost of brain, glia/neuron ratio

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