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.
In very severe situations the brown recluse spider bites may cause necrosis straight to the bone. Individuals that die from a spider bite are usually young children or the elderly. Adults that have good immune systems can survive a brown recluse bite, but may be ill for several weeks. Going untreated for a long period of time can lead to secondary infections and several other complications.