HIV/AIDS Can Be Categorized as a New or Emerging Infectious

question 58

Multiple Choice

HIV/AIDS can be categorized as a new or emerging infectious disease.By putting it into this category,we are effectively saying that

• A)this infection hasn't been observed in the human population prior to recent (approximately 50 years or sooner)outbreaks.
• B)this disease has been in susceptible populations for centuries,but has only recently achieved infection levels that became detectable.
• C)the infectious agent is still evolving and changing,unlike with older,more established diseases such as plague or polio.
• D)the disease has always been in susceptible populations and causing disease,but we lacked the technology to detect it.

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Definitions:

Influential Person

An individual whose actions, thoughts, or presence has a significant impact on others or on society at large.

Fuzzy Set

A concept in mathematics and social sciences describing a set of elements with degrees of membership rather than a clear boundary between members and non-members.

Vividness

An intrinsic property of a stimulus on its own that makes it stand out and attract attention.

Salience

Property of a stimulus that makes it stand out in relation to other stimuli and attract attention.