When Performing a Visual Acuity Test Using the Snellen Letter

question 19

Multiple Choice

When performing a visual acuity test using the Snellen letter chart, the patient should ____.

• A) close the eye not being tested
• B) stand with heels at the 20-foot mark
• C) start reading the chart at the 40-foot line
• D) stand with toes at the 20-foot mark
• E) hold the chart at arm's length

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Definitions:

Mini-Infusion Pump

A small, portable pump used to deliver medication at a constant or controlled rate into a patient's body, often used in situations requiring continuous drug administration.

IV Medication

Administration of drugs directly into the veins through an IV line, providing immediate drug delivery into the bloodstream.

Catheter-Tipped Syringe

A syringe designed with a tip suitable for attachment to a catheter for the purpose of injecting or withdrawing fluids.

Needlestick Injury

An injury that occurs when a needle or sharp object accidentally penetrates the skin, potentially exposing an individual to bloodborne pathogens.