Anatomia - Naso - Bocca

in data
Human tongue surface, coloured scanning electron micrograph (SEM). The tongue is covered in many backward facing projections called filiform papillae, which sense pressure.:
Papille filiformi sensibili alla pressione

Tongue with taste bud:
Bottone gustativo

Taste bud:
Gemma gustativa
Human tongue surface:
Papille filiformi e fungiformi. SEM
Smell receptor. Transmission electron micrograph (TEM) of a section through the olfactory epithelium that lines the nasal cavity, showing an olfactory cell (smell receptor, red) and its cilia (hair-like projections). Magnification: x5000 when printed 10 centimetres wide. Credit: STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY:
Recettore olfattivo in una sezione di epitelio. TEM x5000

Sistema olfattivo - Sopra il bulbo







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