Tonometry

Question 1

What is the number of a target illuminator replacement bulb?

A. 12419
B. 19241
C. 11249
D. 14129

Answer 1

A. 12419

Question 2

What drug is used during tonometry to anesthetize the eye?

A. Proparacaine
B. Paredrine
C. Phenylephrine
D. Tropicamide

Answer 2

A. Proparacaine

Question 3

Killing of the HIV and other viruses on the applanation prism is BEST accomplished by soaking in

A. Diluted Betadine
B. Gentamycin solution
C. Isopropyl alcohol
D. Sodium hypochlorite (chlorine bleach)

Answer 3

D. Sodium hypochlorite (chlorine bleach)

Question 4

Which type of tonermeter is mounted on a slit lamp?

A. Applanation
B. Indentation
C. Perkins
D. Air puff

Answer 4

A. Applanation

Question 5

The calibration of the Goldmann applanation tonometer should be checked at which settings?

A. 0,1,2
B. 0,2,4
C. 0,2,6
D. 0,4,8

Answer 5

C. 0,2,6

Question 6

What is the diameter of the plastic prism comprised of a flat surface within the applanation tonometer?

A. 1.5 MM
B. 3.0 MM
C. 6.0 MM
D. 7.0 MM

Answer 6

B. 3.0 MM

Question 7

In applanation tonometry, excessive width of the mires can indicate

A. Improper alignment of the prism
B. A need for recalibration of the instrument
C. Too little fluoresceine
D. Too much fluoresceine

Answer 7

D. Too much fluoresceine

Question 8

What is the MAIN advantage of the applanation tonometer compared with the indentation tonometer?

A. Applanation is a more modern technique
B. Applanation tonometry causes less patient discomfort
C. It is more accurate
D. The intraocular pressure change is larger as compared to indentation

Answer 8

C. It is more accurate