During preflight we check switches; inoperative systems may be caused by defective items, blown fuses, or dodgy wiring. But what if your wiring is the problem? Don't blow a fuse from overload; let's explore a few common and interesting human wiring issues. Our nervous system is astounding. Stimulating one of our senses, electrical nerve impulses travel at light speed, jumping across synapses-relays ensuring messages are delivered appropriately. The brain processes information instantaneously, colored by prior experience, intellect, and instinct; appropriate action is taken.
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