Across
- 4. An area of the skin connected to a particular spinal nerve
- 9. Cells of the tongue are taste receptors
- 11. Theory that the spinal cord receives messages from pain receptors, and input from touch receptors and from axons descending from the brain
- 12. Pathway which helps us determine where sounds originate in our enviornment
- 14. The sense that detects the direction of the tilt and amount of acceleration of the head
- 17. Reduce pain and increase itch
- 18. Neurons that respond to many types of stimuli
- 20. Neurons that respond best to visual details and color
- 22. Contains three fluid filled tunnels
- 23. Tympanic membrane
- 24. Nerves that project to the nucleus of the tractus solitarius in the medulla
- 26. Decreased response to a stimulus as a result of recent exposure to it
- 28. cells Send messages to ganglion cells
- 29. A small area in the retina that aids in detailed vision processing
- 30. Gives the eyes their color
- 32. Experience evoked by a harmful stimulus
- 33. Neurons that respond best to moving stimuli
- 35. A protein substance that causes inflammation
- 36. Small rounded projections on the tongue
- 39. Chemical that releases energy when struck by light
- 41. A response to tissue damage due to release of histamine
- 43. Mild pain causes the release of this neurotransmitter
- 45. Taste that comes from foods with stronger more earthy flavors
- 46. Have the largest amount of papillae near the tip of the tongue
- 51. Self created
- 52. Merkel's disks respond to light
Down
- 1. Ballistic movement of the eyes from one fixation point to another
- 2. A theory that we perceive color through the relative rates by three kinds of cones
- 3. Senses that include hearing, touch, pain, and vestibular sensation
- 5. Theory that we perceive certain pitches when the entire basilar membrane vibrates
- 6. The combination of taste and smell
- 7. Endings that respond to stretching skin
- 8. Cells in the eye that send inhibitory messages which stop the retina from sending messages to the brain that are unnecessary at a given moment
- 10. Nonadjustable focuses pupil
- 12. Pathway that helps us detect certain sounds
- 13. Not one sense, but many
- 15. Determined by the number of firing cells
- 16. Rear surface of the eye
- 19. The sense of smell
- 21. A theory that the cortex compares the responses from different parts of the retina to determine the brightness of color
- 24. Involved in visual acuity and color vision
- 25. Cells that are the auditory receptor cells
- 27. Blindness that impairs the ability to perceive the direction or speed of movement
- 31. A structure of flesh and cartilage attached to the side of the head
- 32. Impaired ability to recognize or identify faces
- 34. The intensity of a sound wave
- 36. Perception of the frequency of a sound wave
- 37. Expectation of harm actually causing feelings of pain and discomfort
- 38. The ability to respond in some way to visual information after extensive damage to area v1
- 40. Taste that comes from higher acidic foods
- 42. Chemicals released by an animal that effect the behavior of the other members of the same species
- 44. Eight percent are red-green color blind
- 47. Light enters it
- 48. Involved in peripheral and night vision
- 49. Adjusts in order to focus the pupil
- 50. Ganglion cells that only respond to one single cone allowing for precise vision