In calculating the following dilution; 115ml of 9% benzocaine solution must be diluted to a 4% solution, you notice the final volume of 250ml was provided by a fellow technician. The final volume should have been 258.75ml. The technician states he wanted to pour an even volume. A. How might this difference in volume affect the patient? B. Explain whether or not you think this is appropriate.

Pearl richards, 69 years of age, is a female patient who is in the operating room for a repair of an abdominal aortic aneurysm. the patient has a history of hypertension controlled with medications, osteoporosis, chronic obstructive pulmonary disease, and has smoked two packs of cigarettes per day for 40 years. qn1. what nursing interventions are instituted to reduce the surgical risk factors related to the patient’s age. qn2. explain the role of the nurse in providing patient safety measures during the introspective period.