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The Special Senses

The Special Senses. Olfactory Sense. Olfactory Senses. The Nose …. Review: Cranial Nerve . Olfactory Bulb Olfactory Tracts. Olfactory Sense. Olfactory epithelium: Mixture of receptors Support cells Glands Basel stem cells. Olfactory Receptor Cell. Olfactory Sense. Video Clip.

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The Special Senses

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  1. The Special Senses Olfactory Sense

  2. Olfactory Senses The Nose …

  3. Review: Cranial Nerve • Olfactory Bulb • Olfactory Tracts

  4. Olfactory Sense • Olfactory epithelium: • Mixture of receptors • Support cells • Glands • Basel stem cells Olfactory Receptor Cell

  5. Olfactory Sense Video Clip OlfactoryReceptorCells • Contain an exposed knob with up to 20 cilia covered in mucus… Pick up dissolved odorant Axons penetrate Cribriform plate to synapse into Olfactory Bulb Olfactory bulb synapse into Olfactory Tract Olfactory Tract synapse into Olfactory Cerebral Cortex Olfactory Cortex synapse into Hypothalamus Able to distinguish between 2000-4000 odorants! Specialize to respond to certain chemicals..!!

  6. Olfactory Cortex & Hypothalamus

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