Olfactory vesicle 嗅小胞（嗅小毛）
Fig. 10.5b Olfactory mucosa.
Micrograph of a 0.5 mm acrylic resin section of human olfactory mucosa from an 18-week-old fetus before the
associated bone plates have fully calcified. The nuclei of the basal (B), olfactory (O) and sustentacular (S) cells can be identified. The olfactory vesicles (V) on
the luminal surface are just discernible. Compare with a .
