Why should artificial or acrylic nails not be worn by scrub personnel? ----CORRECT
ANSWER--------Both types of nails may harbor organisms or fungi
What instruments are used for chalazion excision? ----CORRECT ANSWER--------
Chalazion clamp, scalpel, forceps, curette, and scissors
What are the six methods commonly used for sterilizing ophthalmic instruments and
materials? ----CORRECT ANSWER--------Boiling, dry heat, autoclave, chemical
disinfections, gas, and ultraviolet radiation
How should instruments be placed in a storage tray? ----CORRECT ANSWER--------
Curved and angle-tipped instruments should be placed with the tips down
What 3 factors are critical to the sterilization of instruments with moist heat? ----
CORRECT ANSWER--------Exposure time, temperature, and pressure
What is another name for the tray stand that is closest to the operative site and
instruments are set-up and ready for surgery? ----CORRECT ANSWER--------The Mayo
stand
What is the most common cause of corrosion of instruments? ----CORRECT ANSWER-
-------Inadequate cleaning and drying. Particles or materials that remain on the surface
following sterilization
What is the recommended pH level for ophthalmic instrument cleaning solutions? ----
CORRECT ANSWER--------Neutral pH level (7.0-8.5)
How often should instruments be lubricated? ----CORRECT ANSWER--------Every 5
procedures and after every cleaning process
The most common cause of corrosion and pitting of instruments are _ and _ ----
CORRECT ANSWER--------Blood and saline
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