Taste+ Smell

In order for us to smell or taste a chemical, that chemical must

• Have ionic bonds

• Be dissolved in mucous

• Be relatively strong

• Have a specific melting point

We taste this by detecting hydrogen ions

• salty

• sweet

• sour

• umami

When our taste buds detect alkaloids

• Bitter

• Salty

• Sweet

• Sour

Savory taste from amino acids and glutamate

• Salty

• Sweet

• Sour

• Umami

Taste from metal ions

• Salty

• Sweet

• Bitter

• Umami

True or False. Smell information travels straight to the cortex and is not relayed through the thalamus.

• True

• False

These cells amplify, refine, and relay olfactory signals

• Glomeruli

• Mitral cells

• Fungiform cells