what is general anesthesia going be like im going get it for dental work i need fillings more of them a crown there doing xrays, exam, Restoration work fluoride and tooth pulled im scared i last had surgery at age 20 what should i wear are there spiceal requirements , will i need oxygen or a iv should i wear jammys or bring extra clothes or maybe wear a pullup , can some one explain what it may be like im nervous thank you very much