Which of the Following Environmental Stressors Appears to Be a Significant

question 11

Multiple Choice

Which of the following environmental stressors appears to be a significant factor in the later development of dementia (including the Alzheimer's type) ?

• A) Smoking
• B) Low blood pressure
• C) Repeated head trauma
• D) Exposure to high levels of aluminum

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Definitions:

Species Name

The scientific naming of species, typically consisting of a genus name followed by a specific epithet, in the system of binomial nomenclature.

Adaptation

(1) An evolutionary modification that improves an organism’s chances of survival and reproductive success. (2) A decline in the response of a receptor subjected to repeated or prolonged stimulation.

Ecosystem

A biological community of interacting organisms and their physical environment.

Individual Organism

A single, living entity that can function on its own, performing all necessary activities of life.