Which portion of the ECG tracing represents ventricular repolarization?

A new tumor marker assay for prostate specific antigen (PSA) is evaluated for sensitivity by testing serum samples from patients who have been diagnosed as having prostate cancer

The following results were obtained: Number of prostate cancer patients who tested positive by the new assay = 42 out 46 Number of patients who did not have cancer and tested negative by the new assay = 31 out of 32 What is the sensitivity of the new assay for PSA? A. 98.0% B. 95.0% C. 91.3% D. 88.5%

____________________ is the cause of action when something just happens—when there was no intent, the outcome was not expected, but the patient was injured

a. Intentional tort b. Assault c. Negligence d. Battery