Elevations in brain natriuretic peptide (BNP) in the blood have become the "marker" for which of the following conditions?

When interviewing a patient with a medical emergency, the EMT is using the technique of summary when she says:

A) "With one finger, can you point to where it hurts?" B) "Did you also have diarrhea with the nausea and vomiting?" C) "So the nausea and vomiting started two days ago." D) "I know how you feel. I had the same thing last week."

The diagnosis of rhabdomyolysis is based on the measurement of which laboratory value?

a. White blood cell count (WBC) b. Antinuclear antibodies c. Aspartate aminotransferase d. Creatine kinase (CK)