Ophthalmic Dyes Are Used to Accomplish Each of the Following

question 14

Multiple Choice

Ophthalmic dyes are used to accomplish each of the following except

• A)diagnose corneal and conjunctival epithelium abnormalities.
• B)locate a foreign body.
• C)observe flow of vitreous humor.
• D)verify lacrimal system blockage.

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Definitions:

Volcanic Ash

Fine particles of pulverized rock ejected from a volcano during an eruption, can cause damage to aircraft and affect climate.

Welded Igneous Texture

Characteristic of volcanic rock that forms when hot volcanic ash and debris fuse together under high temperature and pressure.

Magma

Molten rock beneath the Earth's surface, which can cool and solidify to form igneous rocks.

Pyroclastic Eruption

A volcanic eruption where hot fragments and magma are thrown into the air; also refers to a deposit or rock produced by such an event.