Which of the following is considered objective information?
A. spontaneous tidal volume
B. dyspnea
C. chest pain
D. dysphagia
Answer: A. Subjective information are those data that must be reported by the patient. This kind of data is also known as symptoms. Data that can be observed independent of the patient's input is known as objective information, otherwise called signs. Of the options offered, only spontaneous tidal volume can be measured directly by the practitioner. Chest pain, dyspnea, and dysphagia are all examples of subjective information because they must be reported by the patient.
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