Environment & Ecology · Particulate Matter & Human Health Impacts
What is the primary human health hazard associated with exposure to fine particulate matter (PM2.5) aerosols?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1They destroy white blood cells in the lymphatic system, causing systemic immune failure.
- 2They accumulate in the gastrointestinal tract, leading to acute digestive disorders.
- 3They selectively target central nervous system neurons, inducing rapid cognitive impairment.
- 4They penetrate deep into the lungs and bloodstream, causing severe respiratory and cardiovascular diseases.✓
Correct answer
They penetrate deep into the lungs and bloodstream, causing severe respiratory and cardiovascular diseases.
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