Chapter 9 Pharmacology

Question 1

Use of eye drops would be advantageous:
a) if the drug needs to stay on the eye for a long time
b) if exterior parts of the eye are being treated
c) in case of a systemic infection
d) if the condition being treated is not very serious

Answer 1

B- if exterior parts of the eye are being treated

Question 2

A topical ophthalmic drug preparation is considered unsterile:
a) once it is opened
b) only if it touches the lashes or lids c) only if bacteria can be cultured from it d) none of the above

Answer 2

A- once it is opened

Question 3

Having the patient look down when you instill topical anesthetics might be advantageous because:
a) the drop will sting less
b) the drop will be distributed over the cornea
c) the drop will stay on the eye longer d) the tears will not dilute the solution

Answer 3

B- the drop will be distributed over the cornea

Question 4

Dilating and medicinal topical drops/ointments are most easily instilled by: a) having the patient look to one side b) dropping directly on the cornea
c) using a cotton-tipped applicator
d) having the patient look up

Answer 4

D- having the patient look up

Question 5

All of the following should be done prior to pupil dilation except:
a) swinging flashlight test
b) keratometry
c) refractometry in a patient over the age of 45
d) pressure check

Answer 5

B- keratometry

Question 6

Which of the following bottle cap colors are coded for glaucoma medications?
a) yellow, blue, red
b) purple, blue, yellow, green
c) yellow, white, red, purple
d) green, yellow, purple, white

Answer 6

B- purple, blue, yellow and green

Question 7

After instillation of topical anesthetic, the patient should be told:
a) “Be sure to wear sunglasses when you go outside.”
b) “Your vision may be blurry for several hours.”
c) “Do not rub your eyes.”
d) “Do not drive until it has worn off.”

Answer 7

C- do not rub your eyes

Question 8

The patient is going to be using an ophthalmic medication that is labeled “suspension.” You tell the patient to:
a) keep the bottle refrigerated
b) shake the bottle prior to using
c) use twice the prescribed dose
d) warm the drops prior to using

Answer 8

B- shake the bottle prior to use

Question 9

The doctor has diagnosed iritis and has asked you to explain the use of cyclopentolate drops to the patient. You tell the patient:
a) “This will numb your eye and make you more comfortable.”
b) “This will dilate your pupil to make your eye more comfortable.”
c) “Don’t miss a single dose or your eye pressure may go up.”
d) “This will minify your pupil to make you more comfortable.”

Answer 9

b) “This will dilate your pupil to make your eye more comfortable.”

Question 10

Which of the following suggests a drug allergy in the conjunctiva?
a) a deep aching
b) a pus-like discharge
c) swelling and redness
d) decreased tearing

Answer 10

C- swelling and redness

Question 11

Over a period of time, use of steroid eye drops can cause all of the following except:
a) an increase in intraocular pressure b) accelerated growth of certain organisms
c) iris cysts
d) slow wound healing

Answer 11

C- iris cysts

Question 12

Which of the following has the highest risk of complications?
a) a drug given in drop form
b) a drug given in ointment form
c) a drug given in topical sustained-release form
d) a drug given via injection or oral form

Answer 12

D a drug give. Via injection or oral