A Nasal Polypectomy Is the Removal of Polyps from the Nasal

question 17

Multiple Choice

A nasal polypectomy is the removal of polyps from the nasal cavity.Nasal polyps are benign,grapelike clusters of mucous membrane and connective tissue.When the polyps become large,they obstruct the free passage of air,make breathing difficult,and cause a change in speech quality.Nasal polypectomies are typically performed endoscopically with the use of microdebriders,which remove the polyps by their mechanism of ___ the polyp and suctioning the tissue.

• A) ultrasonic cavitating
• B) morcellating
• C) radiofrequency ablating
• D) laser vaporizing

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Definitions:

Cross Price Elasticity

A gauge of the responsiveness in the demand for a specific product due to fluctuations in the pricing of another product.

Midpoint Method

A technique used in economics for calculating elasticity by averaging the starting and ending prices and quantities.

Cross-Price Elasticity

Measure of how the quantity demanded of one good responds to a change in the price of another good.

Positive

Affirmative, constructive, or based on factual data; often used in reference to positive statements in economics which describe the world as it is, rather than how it should be.