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PRETEST KULIAH DASAR-DASAR LASER

Authored by UNHAS Ophthalmology

Biology

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PRETEST KULIAH DASAR-DASAR LASER
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Type of laser machine that use as laser treatment for retinal disease are…

Argon blue-green laser, krypton red, yellow laser, diode

Argon blue-green laser, eximer laser, yellow laser, diode

Yellow laser, krypton red, Co2-laser, diode

Yellow laser, krypton red, Nd-YAG laser, diode

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Laser parameters that influence the effect of treatment, except…

spot size

duration

chromophore

power

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Wavelength that can be used to treat proliferative retinopathies are…

Green and yellow laser

Green and red laser

yellow laser

Infrared only

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The mechanism of action of laser photocoagulation induced resolution, except...

Oxygen can diffuse directly into inner retina

destruction of oxygen-consuming photoreceptors

increases oxygen tension and decreases hypoxia cause vasodilatation

RPE can produce cytokines that antagonize the permeabilizing effects of VEGF

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The first line treatment for high risk PDR is…

Anti VEGF injection

Panretinal Photocoagulation (PRP)

Focal laser coagulation

Vitrectomy pars plana

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The frequency of doubled Nd:Yag-Laser is…

532 nm

332 nm

523 nm

325 nm

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The green Laser well absorbed by…

Xantophill

melanin and haemoglobin

Bruch’s membrane

Foveal

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