The Point at Which the Optic Nerve Exits the Eye

question 282

Multiple Choice

The point at which the optic nerve exits the eye is called the

• A) sclera.
• B) retina.
• C) fovea.
• D) blind spot.

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Definitions:

SRY Gene

A gene on the Y chromosome responsible for initiating male sex determination in humans and most other mammals.

Master Gene

Gene encoding a product that affects the expression of many other genes.

Lactose

A disaccharide sugar composed of glucose and galactose, commonly found in milk and dairy products.

Mammals

Warm-blooded vertebrates characterized by the presence of mammary glands, which females use to feed their young.