What is essential to ensure alongside the primary central oxygen source during anesthesia?

Ensuring a backup supplemental gas delivery system is crucial alongside the primary central oxygen source during anesthesia. This redundancy is vital for patient safety, as it provides an alternative in case the primary oxygen supply fails or is insufficient due to equipment malfunction or unexpected demands. A backup system can help maintain adequate oxygen delivery, thereby preventing potential hypoxia and related complications during surgical procedures.

While having a complete inventory of supplies, calculating midazolam dosages, and being aware of the patient's medical history are all important aspects of anesthesia preparation, they do not specifically address the immediate need for a reliable oxygen supply during the procedure. The fundamental goal during anesthesia is to ensure the patient's safety, and having an effective backup system directly relates to that objective.