Sense of Smell and Taste
- We have about 10,000 different smells.
- Bipolar neurons called olfactory receptor cells are interspersed with columnar epithelium high in the nasal cavity. Each one of us has about 12 million olfactory receptor cells.
- Most fibers of the lateral corticospinal tract crosses over at the lower portion of the medulla oblongata.
- The cortex for smell interpretation is located deep in the temporal lobe.
- The proportion of the sensory cortex to the size of body region is uneven.
- Receptor- a protein on a cell wall that binds with specific molecules so that they can be absorbed into control certain functions.
- Olfactory- concerning the sense of smell.
- Umami- one of the five basic taste, the savory taste of foods such as seaweed, cured fish, aged cheese and meats.
- The primary taste detected by humans are sweet, sour,bitter, salty, and umami.
- The senses of smell and taste combine at the back of the throat. when you taste something before you smell it, the smell lingers internally up to the nose causing you to smell it.