A Nearsighted Person Has a Far Point of 33 Cm

question 22

Multiple Choice

A nearsighted person has a far point of 33 cm. What focal length contact lens would allow her to see in the distance?

• A) 33 cm
• B) −33 cm
• C) 67 cm
• D) −67 cm
• E) 3.0 m

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Definitions:

Culture Medium

A substance containing all the nutrients a particular type of microorganism needs to grow.

Agar

A gel-like substance derived from seaweed used as a growing medium in microbiological culture or as a thickener in food.

Parasites

Organisms that live on or in a host organism and get their food from or at the expense of their host.

Stool Specimen

A sample of feces collected for medical testing to identify pathogens, check for digestive tract issues, or monitor gastrointestinal health.