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.
Quick Answer. Symptoms of a brown recluse spider bite include minor burning, white blisters and severe pain at the bite site, followed by severe itching, nausea, vomiting, fever and muscle pain, according to eMedicineHealth. The initial bite may just look red with fang marks before healing during the next few weeks after the bite.
When the brown recluse bites, it is often painless -- then skin may redden, turn white, blister, and becomes painful. Sometimes an ulcer forms. These bites can be deadly in extremely rare cases. Get medical care if you have been bitten by a spider.