Who Introduced the Use of Soft Rubber Endotracheal Tubes Around

question 27

Multiple Choice

Who introduced the use of soft rubber endotracheal tubes around 1930?

• A) Davidson
• B) McGill
• C) Haight
• D) Murphy

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Definitions:

Significant Influence

A level of control exerted by an investor over an investee, characterized by the power to participate in financial and operating policy decisions without having full control or majority ownership.

Book Value

The net value of a company's assets minus its liabilities, reported on the balance sheet. It represents the shareholders' equity in the company.

Copyright

A form of legal protection given to creators of original works, granting them exclusive rights to use, distribute, and control the use of their work.

Fair Value

A calculated guess at the rate an asset or liability could be traded between aware, agreeable entities in a transaction lacking any close personal ties.