Which of the Following Statements Provides the MOST Appropriate Rationale

question 30

Multiple Choice

Which of the following statements provides the MOST appropriate rationale for inserting a tracheostomy as opposed to an endotracheal tube?

• A)It is used with a patient who has upper airway obstruction.
• B)It is used with a patient who demonstrates an inability to clear secretions from the lower airways.
• C)It is used with a patient who needs positive-pressure mechanical ventilator assistance.
• D)It is used with a patient who needs prolonged intubation along with protection of trachea and vocal cords.

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Definitions:

IR

Infrared spectroscopy, a technique used to analyze and identify chemical substances based on their interaction with infrared light.

MS

Mass spectrometry, an analytical technique used to measure the mass-to-charge ratio of ions, useful in determining the composition of a sample or molecule.

Molecular Formula

An expression that indicates the number and type of atoms present in a single molecule of a substance.

IR

Infrared radiation, often used in spectroscopy to identify compounds based on molecular vibrations.