1. Special Senses: The Eyes and Ears
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 Related Combining Forms
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 Related Combining Forms
Produces, stores, and removes tears.
Related Combining Forms
dacryocyst/o
lacrim/o

7. Structures of the Eyeball

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

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

10. Retina Primary Functions Related Combining Form
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 Related Combining Form
Transmits sound waves to the middle ear.
Related Combining Form
pinn/i

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

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

17. Animations
© 2009 Delmar, Cengage Learning

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

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

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

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

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

25. Chapter 11 Answers Matching Word Parts 3 11.11. ot/o 11.12. tympan/o
scler/o
retin/o
trop/o
Definitions
sclera
cochlea
optic disk
tympanic membrane
oval window

26. Chapter 11 Answers Definitions 11.21. incus 11.22. presbyopia
retinopexy
entropion
purulent
Matching Conditions
esotropia
diplopia
hyperopia
myopia
strabismus

27. Chapter 11 Answers Which Word? 11.31. diopter 11.32. otorrhagia
tympanostomy
glaucoma
binaural
Spelling Counts
eustachian
cerumen
astigmatism
labyrinthotomy
Snellen

28. Chapter 11 Answers Abbreviation Identification 11.41. astigmatism
intraocular lens
right eye
intraocular pressure
macular degeneration
Term Selection
myopia
anisocoria
mastoidectomy
hordeolum
otomycosis

29. Chapter 11 Answers Sentence Completion 11.51. refraction
vertigo
optometrist
keratitis
monochromatism
Word Surgery
opthalm/o, -scopy
emmetr, -opia
ot/o, py/o, -rrhea
presby, -cusis
xer, ophthalm, -ia

30. Chapter 11 Answers True/False 11.61. False 11.62. True 11.63. False
Clinical Conditions
otoplasty
barotrauma
iridectomy
hemianopia
fluorescein

31. Chapter 11 Answers Clinical Conditions 11.71. periorbital
nyctalopia
tinnitus
pterygium
conjunctivitis
Which Is the Correct Medical Term?
papilledema
synechia
ametropia
chalazion
impacted cerumen

32. Chapter 11 Answers Challenge Word Building 11.81. iridalgia
blepharitis
iridotomy
retinopathy
ophthalmology
blepharedema
lacrimotomy
labyrinthectomy
iridopathy
retinitis

33. Chapter 11 Answers Labeling Exercises 11.91. cornea 11.92. chamber
lens
iris
fovea
auricle
auditory
tympanic
eustachian
cochlea