Page:Popular Science Monthly Volume 92.djvu/39

 Is Your Brain Completely Furnished?

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��f,tj "^^" thinketh— so IS he." This illustration shows how all movements and functions of the body are controlled from the head. The brain conducts a busy telephone exchange, with a central office and many branches. Whether you want

lo^^"^).°'' T-T' ^° ^1} "^^"^ °^ J^'^ *° g° °" breathing, the order must come from the man higher up." Then, over the wires go instructions to the hands, legs or lung bellows. There is an independent switchboard which governs so-called involuntary action^ You can easily locate the memory files, the picture show, and Sp,l?ri p^'.-wu^ can you find love or hate, fear or joy anywhere about the premises? Where, oh where is fancy bred ? In the heart, or in the head ? " (From a drawing by Prof, and Mrs. Winfield Scott Hall in Pictured Knowledge. Compton-Johnson Co.)

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