Labels:text | screenshot | black and white | black | document OCR: brain Under normal circumstances the huma cose per consumes approximately 120-130g of glu e, source day ,, which constitutes its main, if not so arvation of energy. During prolonged fasting or s the brain can metabolise ketones, such a s main fuelaceto-acetate and B-hydroxybutyrate, as i lucose to (Fig. 20.5). In children, the switch from g ergy may ketones as the main source of cerebral e the occur as little as twenty-four hours after withdrawal of
(.png)
