A client is receiving supplemental oxygen. When determining the effectiveness of oxygen therapy, which arterial blood gas value is most important?
a) pH
b) Bicarbonate (HCO3-)
c) Partial pressure of arterial oxygen (PaO2)
d) Partial pressure of arterial carbon dioxide (PaCO2)
Answer: c) Partial pressure of arterial oxygen (PaO2)
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Which statement is true regarding vital signs obtained from a patient with nausea and vomiting?
A) If the vital signs are within normal limits, it is safe to let the patient refuse transport. B) The vital signs will help to determine the relative stability or instability of the patient. C) The patient's complaint will be significant only if accompanied by abnormal vital signs. D) The vital signs will allow the EMT to diagnose the cause of the nausea and vomiting.
____ is the transmission of a disease from person to person, and may be directly from one person to another, or indirectly from one person through an intermediate item to another person.
A. Horizontal transmission B. Vertical transmission C. Quick transmission D. Polar transmission