Christison, J. Sanderson (John Sanderson), 1856-1908 · Chicago · leaf 30
igrates to becomea fully fledged nerve-cell (5). This process goeson for about two months, after which the cells seem-ingly cease to multiply, but gradually increase insize from i to 500 times or more (6). They do notobtain their full growth until puberty or after, whenthe largest may measure at… … Fig. 5—Sensory and motor brain-cells —showing their interrelationas afferent and efferent neurons to the cortex, according to the idea ofCajal. which at birth measure in diameter from 1.2 or2 M to 7 or 8 /, become at maturity 10 to 15 ^t respect-ively for the largest (7). The number of cells ino. I…
Brain · Mind and body
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