Since the 1970s, Approximately 40 New Infectious Disease Agents Have

question 94

Multiple Choice

Since the 1970s, approximately 40 new infectious disease agents have been discovered, including SARS, chikungunya and zika.The ability of these agents to spread rapidly and cause global concern is due to all of the following except

• A)individuals are traveling more frequently and farther distances than in the previous half-century.
• B)communities are becoming more sparsely populated.
• C)communities are spreading into rural areas/wildlife habitats.
• D)communities are becoming more densely populated.

---

Definitions:

Intelligence Tests

Standardized assessments designed to measure human intelligence and cognitive abilities.

Mental Age

A measure of an individual's cognitive ability compared to the average cognitive ability of a person at a specific age.

Chronological Age

The actual age of a person measured in years from the date of birth.

Age-Group Comparison Norms

A set of benchmarks used to evaluate individual's performance against the typical performance seen within specific age groups.