Chapter 10 review questions

Question 1

Mydriatic Agents are used to ________ the pupils

Answer 1

Dilate

Question 2

Atropine is contraindicated in ___ and _______.

Answer 2

glaucoma, keratoconjunctivitis sicca

Question 3

Miotic agents produce ____ constriction.

Answer 3

pupillary

Question 4

Why are ophthalmic stains used?

Answer 4

ophthalmic stain used as diagnostic aids for detecting disease in both the anterior posterior segments and in the nasolacrimal system.

Question 5

____ stain is the most commonly used dye for the detection of corneal epithelial defects.

Answer 5

Fluorsecein

Question 6

Patients with ear mites, whose ears are left untreated, often experience ____ hematomas caused by excessive shaking of the head.

Answer 6

aural

Question 7

What type of administration is the most common method of treating disorders of the eye?

Answer 7

Topical ophthalmis (ex: ointments, drops)

Question 8

Why do most topical ophthalmic medications require several applications per day?

Answer 8

Because the eye secretes tears, the medication may be quickly diluted; thus reapplication becomes necessary

Question 9

What is ophthaine used for?

Answer 9

To provide local anesthesia to the eye

Question 10

The appearance of fluorescein stain at the nostril opening is an abnormal finding when a fluorescein stain test is performed. T/F

Answer 10

false

Question 11

The nictitating membrane is also known as

Answer 11

Third eyelid

Question 12

Mydriatic agents are used to ___ the pupils.

Answer 12

dilate

Question 13

Atropine ophthalmic agents are used to produce ____

Answer 13

mydriasis

Question 14

Epinephrine is contraindicated in ____ angle glaucoma.

Answer 14

closed

Question 15

Mannitol is a loop diuretic. T/F

Answer 15

false

Question 16

The local anesthesia provided by proparacaine HC1 usually lasts __ to __ minutes.

Answer 16

5 to 10 minutes

Question 17

Fluorescein stain is commonly used to diagnose ___

Answer 17

corneal ulcers

Question 18

____ have very strong palpebral muscles, and it may be necessary to have another person assist when one is applying ophthalmic drugs.

Answer 18

Equines

Question 19

It is acceptable to use corticosteroid-type ointments in patients with corneal ulcers. T/F

Answer 19

False

Question 20

____ has been developed for the treatment of Otodectes spp.

Answer 20

Acarexx

Question 21

How many milligrams of tropicamide are in a 0.5% solution?

Answer 21

0.05 mg

Question 22

If the veterinarian prescribes amphotericin B in a 0.15% solution for ocular administration at a rate of 0.2 mL in the eye every 4 hours for 14 days, how much solution should be prepared for the patient?

Answer 22

16.8 mL

Question 23

If proparacaine anesthetizes the cornea for 8 minutes at the usual dose of 2 drops, how many drops will need to be administered if the procedure takes half an hour?

Answer 23

7.5 drops

Question 24

A veterinary ophthalmologist must perform fluorescein staining on 21 dogs in a 1-week period. How many fluorescein strips need to be on hand to accomplish this task for a month?

Answer 24

84 strips