The Patient Asks About the Meaning of His Visual Assessment

question 23

Multiple Choice

The patient asks about the meaning of his visual assessment of 20/40 using a Snellen visual acuity chart. What is the nurse's appropriate response?

• A) "20/40 means your vision is about two times normal."
• B) "A person with corrected vision can see at 20 feet what you can see at 40 feet."
• C) "A person with normal vision can see at 20 feet what you can see at 40 feet."
• D) "A person with normal vision can see at 40 feet what you can see at 20 feet."

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Definitions:

Buying and Selling

Refers to the basic economic activities involving the exchange of goods or services for money between buyers and sellers.

Services

are intangible products such as healthcare, education, and financial advice that fulfill consumer needs and wants without resulting in the ownership of physical goods.

Tertiary Sector

The segment of the economy that provides services rather than goods, including industries such as retail, healthcare, and education.

Primary Sector

Refers to the part of the economy that is involved in the extraction and production of raw materials, such as mining, agriculture, and forestry.