Special Senses (MO) - Special Senses Special Senses 1 2 3 4...

Info iconThis preview shows pages 1–11. Sign up to view the full content.

View Full Document Right Arrow Icon
Special Senses
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Special Senses 1. Gustation 2. Olfaction 3. Vision 4. Equilibrium 5. Hearing Receptors are specialized structures that detect specific stimuli Receptors transform stimuli into electrical energy
Background image of page 2
1. Gustation Sense of taste Gustatory receptors are taste buds . Taste buds are located deep to raised areas on the surface of the tongue called papillae (papilla, sng.) .
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Types of Papillae
Background image of page 4
Structure of Taste Bud
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Taste Sensations There are 5 basic taste sensations that the human tongue can detect: 1. 2. 3. 4. 5.
Background image of page 6
Nerve impulses from taste buds in anterior 2/3 of tongue transmitted by VII (facial) Nerve impulses from taste buds in posterior 1/3 of tongue transmitted by IX (glossopharyngeal)
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2. Olfaction Sense of smell Olfactory receptors are single neurons imbedded in the lining of the superior nasal cavities. These cells possess olfactory hairs where receptors for specific airborne molecules reside.
Background image of page 8
Olfactory Receptors Cranial nerve I
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Vision Sense of detecting light, color and movement The receptors are found within the retina of the eye. These are
Background image of page 10
Image of page 11
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/11/2008 for the course BIO 220 taught by Professor Williams during the Spring '08 term at Minnesota State University, Mankato.

Page1 / 37

Special Senses (MO) - Special Senses Special Senses 1 2 3 4...

This preview shows document pages 1 - 11. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online