Located of the brainstem; controls breathing and heartbeat; connects the medulla to the two sides of the cerebellum to help coordinate and integrate movement on each side of side of the body; involved in sleep and dreaming.
Serious symptoms related to the bite of a brown recluse spider include low platelet count, destruction of the red blood cells, blot clots in capillaries, inability to form clots, acute renal failure or kidney damage, coma, and death.
Brown recluse spiders are rarely seen or identified. A brown recluse spider bite often is not felt when it happens. The complex venom causes injury and death (necrosis) of the surrounding tissues. In severe cases, the venom can damage deeper tissues. Serious illness and death are rare. There is no antidote; treatment includes treating the wound and preventing infection.