The address abbreviation "CTR" means which of the following?

What is the American Thoracic Society standard for accuracy when measuring flows during pulmonary function testing?

a. 90% accuracy or within 0.30 L/sec, whichever is greater b. 95% accuracy or within 0.20 L/sec, whichever is greater c. 97% accuracy or within 0.10 L/sec, whichever is greater d. 99% accuracy or within 0.05 L/sec, whichever is greater

On scene, you are treating a 62-year-old female patient with chest pain, diaphoresis, and nausea. She has a history of heart problems as well as diabetes, for which she takes medications. She is allergic to penicillin and iodine. She is alert, oriented, and calm, and there are no threats to the airway, breathing, or circulation. The patient took 81 mg of aspirin this morning, as she always does. Her vital signs are pulse, 100; respirations, 16 breaths/min; blood pressure, 118/90 mmHg; and SpO2, 97% on room air. In overseeing the care of this patient, which of these actions would demand immediate and corrective intervention?

A) Palpating the chest wall for tenderness B) Applying oxygen through a nasal cannula C) Determining the patient's blood glucose D) Administering three baby aspirins to the patient