A Patient Is Scheduled for a Right Cataract Extraction and Intraocular

question 36

Multiple Choice

A patient is scheduled for a right cataract extraction and intraocular lens implantation at an ambulatory surgical center in 2 weeks. During the preoperative assessment of the patient in the physician's office, it is most important for the nurse to assess

• A) the visual acuity of the patient's left eye.
• B) for a white pupil in the patient's right eye.
• C) how long that the patient has had the cataract.
• D) for a history of reactions to general anesthetics.

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Definitions:

Total Impedance

The collective resistance to current flow in an AC circuit, including the effects of both resistance and reactance.

Applied Voltage

The amount of voltage connected to a circuit or device.

Total Current

The sum of all currents flowing through all branches of a circuit.

Power Factor

The ratio of real power flowing to the load to the apparent power in the circuit, indicating the efficiency of power usage.