Abstract
The sense of smell, mediated by specialized sensory neurons in the nasal cavity, plays a variety of critical roles in fundamental life events. Mammals have two distinct olfactory systems-the main, and the accessory olfactory system, the latter of which is used mainly to detect pheromones. Similar to the sense of taste, the sense of smell is a form of chemoreception. Chemicals capable of stimulating the olfactory system, usually in low concentrations measured at pico ~ nano molar scales, are referred to as odorants. Once odorants bind odorant receptors, olfactory signal transduction is initiated. Humans can differentiate more than 10 thousand odorants, implying that a biomimetic artificial nose could serve as a highly-effective chemical analyzer.
| Original language | English |
|---|---|
| Title of host publication | The Curated Reference Collection in Neuroscience and Biobehavioral Psychology |
| Publisher | Elsevier Science Ltd. |
| Pages | 216-220 |
| Number of pages | 5 |
| ISBN (Electronic) | 9780128093245 |
| DOIs | |
| State | Published - 1 Jan 2016 |
Keywords
- Amygdala
- Artificial nose
- cAMP
- cGMP
- Chemical senses
- Glomeruli
- Odorant
- Odorant receptor
- Olfaction
- Olfactory bulb
- Olfactory epithelium
- Olfactory tract
- Pheromone
- Sensory system
- Vomeronasal organ
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