Kyle Has Progressive Presbyopia

question 26

Multiple Choice

Kyle has progressive presbyopia. What is likely to help correct this condition?

• A) bifocal glasses
• B) intraocular glasses
• C) laser surgery
• D) All of these answers are correct.

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Definitions:

Pinion Bearing Endplay

The axial movement or play allowed in the pinion bearings within a differential or gearbox, affecting gear mesh and performance.

Pinion Bearing Preload

Refers to the specific amount of force applied to the bearings in an axle's differential, affecting its operation and lifespan.

Crown Bearing

A type of bearing that supports a rotating shaft and is designed to handle axial loads, often used in gearboxes.

Fish Scale

A small, rigid, overlapping plate that covers the skin of fish and some reptiles, used metaphorically to describe similar patterns in materials or designs.