1. Receptors http://www.bio.miami.edu/~cmallery/150/neuro/c7.49.3.skin.jpg

2. Two Point Threshold • Use calipers. • Vary the distance of the prongs randomly. • The two point threshold is the point at which the individual feels two pressure points. • Test the palm, back of the hand, arm on both sides, forehead, other

3. Taste Receptors

4. Create a Tongue Map • Using the samples provided (lemon juice, sugar water, salt water, tonic water, reduced salt soy sauce) and a q tip, create a map of taste sensations on your tongue. • Try varying the order and location to avoid bias.

5. Smell Receptors • .

6. Sensation of Smell

7. Smell and Taste http://www.merck.com/media/mmhe2/figures/MMHE_19_221_03_eps.gif

8. Smell and Taste Test • Plug your nose and close your eyes. • Have your partner give you a sample. • Taste to the best of your ablility and describe the flavor. • Unplug your nose and describe differences.

9. The nose that feels, smells and tastes. http://hubpages.com/hub/Weird-Star-Nosed-Mole

10. Document all of the tests conducted today and turn in your results when complete.