Final answer:
The level of epidural anesthesia is influenced by dosage, drug properties, injection site anatomy, and patient-specific factors including cerebrospinal fluid composition and drug response.
Step-by-step explanation:
The level of epidural anesthesia is determined by several factors. Among these factors are the dosage and concentration of the local anesthetic used, the specific drug's pharmacodynamics, the volume of the drug administered, and the injection site's anatomic characteristics. Additionally, the patient's physiology, such as the composition of their cerebrospinal fluid and their individual response to medication, can influence the efficacy of the epidural. Before induction of anesthesia, it is critical for the nurse and an anesthesia professional to review and confirm the plan for patient recovery and care. The chosen local anesthetic, along with any sedatives or additional agents used, must be carefully selected and dosed to achieve the desired level of anesthesia while considering the patient's safety and health status.