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Chapter 11

Chapter 11 . Special Senses: The Eyes and Ears. Overview of Structures, Combining Forms, and Functions. © 2009 Delmar, Cengage Learning. Eyes (and Vision) . Primary Function Receptor organs for the sense of sight. Related Combining Forms opt/i, opt/o, optic/o ophthalm/o.

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Chapter 11

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  1. Chapter 11 Special Senses: The Eyes and Ears

  2. Overview of Structures, Combining Forms, and Functions © 2009 Delmar, Cengage Learning

  3. Eyes (and Vision) • Primary Function • Receptor organs for the sense of sight. • Related Combining Forms • opt/i, opt/o, optic/o • ophthalm/o

  4. Adnexa of the Eye • Primary Functions • Accessory structures that provide external protection and allow the eyes to move.

  5. Major Structures of the Adnexa of the Eye

  6. Lacrimal Apparatus • Primary Functions • Produces, stores, and removes tears. • Related Combining Forms • dacryocyst/o • lacrim/o

  7. Structures of the Eyeball

  8. Iris • Primary Function • Controls the amount of light entering the eye. • Related Combining Forms • ir/i, ir/o • irid/o • irit/o

  9. Lens • Primary Function • Focuses rays of light on the retina. • Related Combining Forms • phac/o • phak/o

  10. Retina • Primary Functions • Converts light images into electrical impulses and transmits them to the brain. • Related Combining Form • retin/o

  11. Ears (Hearing and Sound) • Primary Functions • Receptor organs for the sense of hearing. • Help to maintain balance.

  12. Ears (Hearing and Sound) • Related Combining Forms • acous/o, acoust/o • audi/o, audit/o • ot/o

  13. Structures of the Ear

  14. Outer Ear • Primary Function • Transmits sound waves to the middle ear. • Related Combining Form • pinn/i

  15. Middle Ear • Primary Function • Transmits sound waves to the inner ear. • Related Combining Forms • myring/o • tympan/o

  16. Inner Ear • Primary Functions • Receives sound vibrations and transmits them to the brain. • Related Combining Form • labyrinth/o

  17. Animations © 2009 Delmar, Cengage Learning

  18. How We Hear [Insert Hearing animation] Click to play animation

  19. The Eardrum in Health and Infection [Insert The Eardrum animation] Click to play animation

  20. How We See [Insert Vision animation] Click to play animation

  21. Cataracts [Insert Cataracts animation] Click to play animation

  22. Glaucoma [Insert Glaucoma animation] Click to play animation

  23. Answers to Learning Exercises © 2009 Delmar, Cengage Learning

  24. Matching Word Parts 1 11.1. kerat/o 11.2. belphar/o 11.3. opt/o 11.4. -cusis 11.5. -metry Matching Word Parts 2 11.6. myring/o 11.7. ophthalm/o 11.8. irid/o 11.9. presby/o 11.10. -opia Chapter 11 Answers

  25. Matching Word Parts 3 11.11. ot/o 11.12. tympan/o 11.13. scler/o 11.14. retin/o 11.15. trop/o Definitions 11.16. sclera 11.17. cochlea 11.18. optic disk 11.19. tympanic membrane 11.20. oval window Chapter 11 Answers

  26. Definitions 11.21. incus 11.22. presbyopia 11.23. retinopexy 11.24. entropion 11.25. purulent Matching Conditions 11.26. esotropia 11.27. diplopia 11.28. hyperopia 11.29. myopia 11.30. strabismus Chapter 11 Answers

  27. Which Word? 11.31. diopter 11.32. otorrhagia 11.33. tympanostomy 11.34. glaucoma 11.35. binaural Spelling Counts 11.36. eustachian 11.37. cerumen 11.38. astigmatism 11.39. labyrinthotomy 11.40. Snellen Chapter 11 Answers

  28. Abbreviation Identification 11.41. astigmatism 11.42. intraocular lens 11.43. right eye 11.44. intraocular pressure 11.45. macular degeneration Term Selection 11.46. myopia 11.47. anisocoria 11.48. mastoidectomy 11.49. hordeolum 11.50. otomycosis Chapter 11 Answers

  29. Sentence Completion 11.51. refraction 11.52. vertigo 11.53. optometrist 11.54. keratitis 11.55. monochromatism Word Surgery 11.56. opthalm/o, -scopy 11.57. emmetr, -opia 11.58. ot/o, py/o, -rrhea 11.59. presby, -cusis 11.60. xer, ophthalm, -ia Chapter 11 Answers

  30. True/False 11.61. False 11.62. True 11.63. False 11.64. True 11.65. True Clinical Conditions 11.66. otoplasty 11.67. barotrauma 11.68. iridectomy 11.69. hemianopia 11.70. fluorescein Chapter 11 Answers

  31. Clinical Conditions 11.71. periorbital 11.72. nyctalopia 11.73. tinnitus 11.74. pterygium 11.75. conjunctivitis Which Is the Correct Medical Term? 11.76. papilledema 11.77. synechia 11.78. ametropia 11.79. chalazion 11.80. impacted cerumen Chapter 11 Answers

  32. Challenge Word Building 11.81. iridalgia 11.82. blepharitis 11.83. iridotomy 11.84. retinopathy 11.85. ophthalmology 11.86. blepharedema 11.87. lacrimotomy 11.88. labyrinthectomy 11.89. iridopathy 11.90. retinitis Chapter 11 Answers

  33. Labeling Exercises 11.91. cornea 11.92. chamber 11.93. lens 11.94. iris 11.95. fovea 11.96. auricle 11.97. auditory 11.98. tympanic 11.99. eustachian 11.100. cochlea Chapter 11 Answers

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