Diseases That Primarily Exist in Animals, but May Be Transmitted

question 42

Multiple Choice

Diseases that primarily exist in animals, but may be transmitted to humans are called

• A) parasitic.
• B) zoonotic.
• C) symbiotic.
• D) epidemic.
• E) commensal.

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Definitions:

Depth Perception

The ability to perceive the world in three dimensions and to judge the distance of objects accurately.

Focal Point

Point at which light rays cross after passing through a concave lens, such as the lens of the eye.

Concave Lens

A lens that is thinner at the center than at the edges, commonly used to correct nearsightedness.

Far Point

The maximum distance at which the eye can see an object clearly without strain.