Recently Zika Virus Has Been in the News, with Many

question 31

Multiple Choice

Recently Zika virus has been in the news, with many cases in Central and South America and increasing numbers of cases in the southern United States.Five years ago this virus was essentially unheard of in these areas.This is an example of

• A)an endemic virus.
• B)an emerging infectious disease.
• C)genetic recombination.
• D)a pandemic.

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Definitions:

Myelinated Axons

Myelinated Axons are nerve fibers covered by a myelin sheath, which insulates the axon and increases the speed of nerve impulse transmission, crucial for efficient functioning of the nervous system.

Unmyelinated Axons

Unmyelinated Axons are nerve fibers that lack a myelin sheath, resulting in slower transmission of nerve impulses compared to myelinated axons, commonly found in the autonomic nervous system.

Body Temperature

The measure of the body's ability to generate and get rid of heat, critical for maintaining metabolic processes in homeothermic species.

Appetite

The natural desire to satisfy a bodily need, especially for food.