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Other Senses. Copyright © Allyn and Bacon 2006 Position and Movement Vestibular Sense Sense of body orientation with respect to gravity Tells how our.

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Presentation on theme: "Other Senses. Copyright © Allyn and Bacon 2006 Position and Movement Vestibular Sense Sense of body orientation with respect to gravity Tells how our."— Presentation transcript:

1 Other Senses

2 Copyright © Allyn and Bacon 2006 Position and Movement Vestibular Sense Sense of body orientation with respect to gravity Tells how our bodies, especially the head, are postured. (Straight, leaning, upside down,…) Also, how we are moving and how our motion is changing Closely associated with the inner ear and is carried to the brain on a branch of the auditory nerve Children develop their vestibular senses by swinging, spinning, twirling, and rolling around on the ground. C h ildren gravitate toward these movements naturally. Vestibular movement is in fact considered critical to brain development.

3 Kinesthetic Sense Sense of body position and movement of body parts relative to each other Proprioception is another term that is often used interchangeably with Kinesthesia

4 Copyright © Allyn and Bacon 2006 Smell Olfaction Sense of smell

5 Pheromones Chemical signals released by organisms to communicate with other members of the speciesChemical signals released by organisms to communicate with other members of the species

6 Copyright © Allyn and Bacon 2006 Smell

7 Age, Sex and Sense of Smell Women Men 10-19 20-29 30-39 40-49 50-59 60-69 70-79 80-89 90-99 Age Group 4 3 2 0 Number of correct answers Women and young adults have best sense of smell

8 Gustation – The sense of taste Copyright © Allyn and Bacon 2006 Taste buds – Receptors for taste (primarily on the upper side of the tongue) Taste

9 Four Primary Tastes Sweet Sour Salty Bitter New Fifth Quality: Umami..the flavor associated with MSG Campbell's soups Hostess products Doritos Lays flavored potato chips Top Ramen Betty Crocker Hamburger Helper Heinz canned gravy Swanson frozen prepared meal Kraft salad dressings, especially the "healthy low-fat" ones. "Hydrolyzed Vegetable Protein," which is just another name for Monosodium Glutamate. Spicy is not a taste quality

10 Taste and Smell Work Together Much of the taste of an onion is odor, not flavor. If you did not have the sense of smell, an onion and an apple would taste the same

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12 Supertasters People that have more taste buds for bitter flavors who are more sensitive than regular tasters The tend to dislike things such as diet soda Have a survival advantage, because most poisons are bitter

13 Copyright © Allyn and Bacon 2006 Fissured tongue

14 Copyright © Allyn and Bacon 2006 The Skin Senses TouchWarmthColdTexturePain

15 PAIN Pain means something is… …wrong with the body No one has yet to develop a theory that explains everything about pain

16 Watch Zohan- Adam Sandler Feels No Pain video at Youtube.com

17 Gate-Control Theory Theory that pain control is due to a neural ‘gate’ that can, under certain circumstances, block incoming pain signals Pain travels on two different sensory pathways to the brain Fast fibers vs. Slow fibers Fast fibers vs. Slow fibers Fast fibers deliver most of the sensory information to the brain Very intense stimuli (pain) send strong signals on the slow fibers

18 Gate-Control Theory Competing messages from the fast fibers can block the pain message in the slow fibers, preventing the slow fiber’s message from reaching the brain. The nervous system can only process a limited amount of stimulation at a time.


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