Which term describes the primary mechanism for deposition of small particles?
a. Hygroscopic condensation
b. Gravity sedimentation
c. Brownian diffusion
d. Inertial impaction
ANS: C
Brownian diffusion is the primary mechanism for deposition of small particles (<3 µm), mainly in the respiratory region where bulk gas flow ceases and most aerosol particles reach the alveoli by diffusion.
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From the list provided, select the items associated with type 2 diabetes mellitus except which one
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What is a general term for a hospital-acquired infection?
influenza nosocomial infection isolation reaction illness
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