Biology · Environment and Health
What is the general size of respirable suspended particulate matter that can easily bypass nasal defenses and reach deep into human lungs?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Exactly 100 microns
- 2Between 20 and 50 microns
- 3More than 10 microns
- 4Less than 5 microns✓
Correct answer
Less than 5 microns
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