Figure 6
From: The potential risks of nanomaterials: a review carried out for ECETOC
Regional deposition of inhaled NP with diameters between 1 nm and 1000 nm for nose and for mouth breathing in the extrathoracic airways (ET), the bronchial airways (Bb) and the alveolar region (AI) during breathing at rest, as predicted by ICRP 66 model (ICRP, 1994).