A Postoperative Patient Complaining of Dyspnea Is Found to Have

question 11

Multiple Choice

A postoperative patient complaining of dyspnea is found to have tachypnea and tachycardia,and is somewhat confused.Breath sounds reveal end inspiratory crackles in both lung bases.An arterial blood gas (ABG) is drawn and reveals the following: pH 7.49; P_aCO₂ 33 mm Hg; P_aO₂ 51 mm Hg; S_aO₂ 87%; HCO₃⁻ 25 mEq/L while on a 30% air entrainment mask.The most appropriate respiratory therapy intervention includes which of the following?

• A) Initiate noninvasive positive pressure ventilation (NPPV).
• B) Initiate continuous positive airway pressure (CPAP) by mask.
• C) Administer bronchodilator therapy.
• D) Intubate and mechanically ventilate.

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Definitions:

Elastic

A term used to describe a situation where the demand or supply of a good or service is sensitive to changes in price.

Inelastic

A characteristic of goods or services for which demand or supply does not significantly change in response to price changes.

Long Run

A period of time in which all factors of production and costs are variable, allowing for adjustment to changing market conditions.

Short Run

A time period in which at least one input is fixed, limiting the adjustments that a firm can make to its production.