A Patient with an Ectropion Continues to Experience Eye Dryness

question 7

Multiple Choice

A patient with an ectropion continues to experience eye dryness and corneal abrasions. The nurse would reinforce teaching about which treatment option?

• A) Corrective surgery
• B) Corrective lenses
• C) UV protective sunglasses
• D) Corneal transplant

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Definitions:

Specificity

The ability of a test or biological mechanism to accurately identify a particular substance or pathogen without cross-reacting with other substances.

Synapses

The junctions between neurons through which nerve impulses pass by diffusion of neurotransmitters across a gap.

Hyperpolarization

A change in a cell's membrane potential that makes it more negative, moving further from zero.

Inhibitory Postsynaptic Potential

Hyperpolarization in the postsynaptic membrane, which causes the membrane potential to move away from threshold.