A patient is generally considered to have orthostatic vital signs when:
A) the systolic BP increases and the diastolic BP decreases when going from a lying to a sitting position.
B) the heart rate increases by 20 beats/min or more when going from a supine to a standing position.
C) the respiratory rate becomes fast and the depth becomes shallow when he or she suddenly stands up.
D) he or she experiences chest pain and a rapid, irregular heart rate when going from a seated to a standing position.
Ans: B) the heart rate increases by 20 beats/min or more when going from a supine to a standing position.
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