What Is the Optic Disk

question 70

Multiple Choice

What is the optic disk?

• A) a tiny spot in the center of the fovea where there is a high concentration of rods and cones
• B) the portion of the lens which focuses incoming light
• C) the point at which the optic nerve fibers leave the back of the eye
• D) a transparent membrane which lies just behind the pupil of the eye and that helps funnel light waves to the retina

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Definitions:

Units

A quantifiable measure used in manufacturing, inventory, and other sectors, referring to the individual or standardized quantity of a product or material.

Units

A measure of quantity or amount, often used in the context of production, inventory, and sales in business.

Direct Materials

Raw materials that are traceable directly to the finished product and are an integral part of the finished product.

Flexible Budget

A budget that adjusts or flexes with changes in volume or activity, providing a more useful tool for controlling costs.