Exam 7: Medical Equipment

When not in use, the keratometer should be protected by which of the following?

What is the first thing you should check if the alignment target appears blurry on a tonometer?

If the joystick of a slit-lamp biomicroscope becomes difficult to move even after cleaning it, what is a good solution?

Which of the following should not be used when cleaning a refractor's lenses?

Circular optical elements should be cleaned with what type of motion?

Before replacing the bulb in a projector, it must have been

How often should an applanation tonometer's calibration be checked?

To ensure a correct reading, a lensometer's prism compensator should always be set to

The SLI light on the tonometer has gone out. Who should replace it?

If an instrument with moving parts requires lubrication, what substance can be used?

If streaks are visible on a projection screen, what should be done in order to alleviate the problem?

A phoropter should be serviced every

Avoid using what chemical when cleaning a phoropter?

Which of the following should be recorded?

Before attempting to replace an instrument's bulb, what precaution should be taken?

How often should a tonometer's head be cleaned?