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.
Symptoms and Signs. Brown spider bites are most common in the US. Some bites are painless initially, but pain, which can be severe and involve the entire extremity, develops within 30 to 60 min in all cases. The bite area becomes erythematous and ecchymotic and may be pruritic.