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Chapter 12: Eye
Name__________________________________ Date______________
Practice Exercises
For the following terms, on the lines below the term, write out the indicated word parts:
prefixes, roots, combining forms, and suffixes. Then define the word according to the
meaning of: prefixes (P), combining forms (CF); roots (R), and suffixes (S). Then define the
word.
Example
epikeratophakia
_____/_____/_____/_____
P
CF
R
S
epi/kerato/phak/ia
P CF
R S
DEFINITION: upon/cornea/lens/condition of
1. blepharoptosis
______________/______________
CF
S
DEFINITION: __________________________________________________________
2. iridotomy
______________/______________
CF
S
DEFINITION: __________________________________________________________
3. ophthalmology
______________/______________
CF
S
DEFINITION: __________________________________________________________
4. vitrectomy
______________/______________
R
S
DEFINITION: __________________________________________________________
5. dacryolithiasis
______________/______________/______________
CF
R
S
DEFINITION: __________________________________________________________
6. lacrimal
______________/______________
R
S
DEFINITION: __________________________________________________________
7. photophobia
______________/______________/______________
CF
R
S
DEFINITION: __________________________________________________________
8. keratoplasty
______________/______________
CF
S
DEFINITION: __________________________________________________________
9. aqueous
______________/______________
R
S
DEFINITION: __________________________________________________________
10. iritis
______________/______________
R
S
DEFINITION: __________________________________________________________
11. corneal
______________/______________
R
S
DEFINITION: __________________________________________________________
12. phacolysis
______________/______________
CF
S
DEFINITION: __________________________________________________________
13. retinopathy
______________/______________/______________
CF
R
S
DEFINITION: __________________________________________________________
14. ocular
______________/______________
R
S
DEFINITION: __________________________________________________________
15. conjunctivitis
______________/______________
R
S
DEFINITION: __________________________________________________________
16. presbyopia
______________/______________
R
S
DEFINITION: __________________________________________________________
17. optometry
______________/______________
CF
S
DEFINITION: __________________________________________________________
18. aphakia
______________/______________/______________
P
R
S
DEFINITION: __________________________________________________________
19. hyperopia
______________/______________
P
S
DEFINITION: __________________________________________________________
20. scleromalacia
______________/______________
CF
S
DEFINITION: __________________________________________________________
Complete the following medical term by writing the missing part:
21. ____________________ phakia =absence of the lens of the eye
22. ____________________ ophthalmos = protrusion of the eyeball
23. ____________________ chalasis = baggy eyelids
24. ____________________ buckling = surgical placement of a band of silicone around the
sclera to cinch it toward the middle of the eye
25. blepharo ____________________ = involuntary contraction of the muscles surrounding the
eye
For each of the following, circle the combining form that corresponds to the meaning given:
26.
27.
28.
29.
30.
31.
32.
33.
34.
35.
eye
old age
glassy
light
hard or sclera
lens (lentil)
colored circle
tear
eyelid
water
or/o
presby/o
aque/o
phon/o
corne/o
phac/o
chrom/o
dacry/o
ocul/o
aque/o
opt/o
scler/o
vitre/o
phot/o
vitre/o
scler/o
irid/o
hydr/o
ophthalm/o
hidr/o
ot/o
phas/o
hydr/o
opt/o
scler/o
conjunctiv/o
corne/o
aque/o
blephar/o
vitre/o
Write the correct medical term for each of the following:
36. pinkeye ____________________________________________________________________
37. inflammation of the eyelid ______________________________________________________
38. eyestrain ___________________________________________________________________
39. an agent that causes dilation of the pupil __________________________________________
40. a sty; acute infection of a meibomian gland of the eyelid ______________________________
41. clouding of the lens causing decreased vision ______________________________________
42. breakdown or thinning of the tissue in the macula, resulting in partial of complete loss of
central vision ________________________________________________________________
Match the surgical procedures with diagnoses:
43. ____________________ keratoplasty
a. myopia
44. ____________________ phacoemulsification
b. retinal detachment
45. ____________________ LASIK
c. cataract
46. ____________________ trabeculectomy
d. dermatochalasis
47. ____________________blepharoplasty
e. scarred cornea
48. ____________________ cryoretinopexy
f. acute glaucoma
Briefly define the following medical terms:
49. entropion ___________________________________________________________________
50. tonometer __________________________________________________________________
51. ectropion ___________________________________________________________________
52. nystagmus __________________________________________________________________
Match the following:
53. ____________________ myopia
a. old-loss of accommodation
54. ____________________ strabismus
b. lazy eye
55. ____________________ presbyopia
c. pink eye
56. ____________________ astigmatism
d. double vision
57. ____________________ hyperopia
e. distorted vision
58. ____________________ amblyopia
f. nearsightedness
59. ____________________ scotoma
g. sty
60. ____________________ diplopia
h. crossed eyes
61. ____________________ conjunctivitis
i. farsightness
62. ____________________ hordeolum
j. blind spot in vision
Write the missing words on the blank lines in the following illustration of the eye’s anatomy.
For each of the following, circle the correct spelling of the term:
71. asthenopia
assthinopia
asthinopia
72. terigium
pterygium
pteregium
73. horadeolum
hordeolum
hordeaolum
74. nistagmis
nystagmis
nystagmus
75. chalazion
shalazion
calazion
76. mydriatic
midriatic
myadriatic
77. skotoma
scotoma
schotoma
78. epiphora
epifora
epifhora
79. darkryeocyst
dacryocyst
dacreyocyst
80. opthalmoscope
ofthalmoscope
ophthalmoscope
Give the noun that was used to form the following adjectives:
81. conjunctival _________________________________________________________________
82. myopic ____________________________________________________________________
83. scleral ____________________________________________________________________
84. macular ____________________________________________________________________
85. exophthalmic _______________________________________________________________