the art and science of rendering a patient insensible to pain by the administration of anesthetic agents and related drugs and procedures.
Anesthesia as a medical specialty
Anesthesia as a medical specialty evolved differently dependent on place (England, US).
Anesthesia as a nursing specialty
NP or midwife- can do small local for sutures. Very different depending on focus. CRNA can write scripts on charts but not to go home with. AANA defines scope of practice.