In Humans, Depth Perception Is Possible Because

question 41

Multiple Choice

In humans, depth perception is possible because:

• A)we have two eyes on the sides of our head.
• B)each of the two eyes "sees" an entirely different image.
• C)the two eyes have overlapping visual fields.
• D)the two eyes are necessary for any vision to occur.
• E)the two eyes see identical images.

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Definitions:

Small Intestine

A part of the gastrointestinal tract between the stomach and large intestine, where most of the digestion and absorption of nutrients occurs.

Lactase

An enzyme in the small intestine that enables humans to assimilate lactose (milk sugar).

Melanin

A pigment found in most organisms, responsible for coloration of the skin, hair, and eyes, and protection against UV radiation.

Vitamin D

A fat-soluble vitamin essential for healthy bones and immune function, obtained from sunlight exposure, food, and supplements.