<prompt> A cardiologist asks for measurement of electromechanical systole and left ventricular ejection time LVET and pre ejection period PEP. The cardiologist is informed by the technician that the carotid transducer is not functioning . Which of the following readings could not be obtainedQS2QS2 and LVETQS2 and PEPLVET and PEP  <response>: If carotid transducer is not functioning we would not be able to measure LVET and PEP. 