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.
Bites from black widow and brown recluse spiders cause visible symptoms but they may also require medical care if the symptoms worsen. Because most people donât feel the bite when it happens, it can be hours or days before symptoms are noticed, which increases the chances of complications from these spider bites.