Which of the following is NOT a precordial lead?

A patient with liver disease suffers from a low platelet count. Which of the following would the EMT directly correlate to this condition?

A) Pale skin color B) SpO2 90% C) Bruising to arms D) Heart rate 92

When functioning at a crime scene, it is important for the paramedic to:

A) collect and safeguard any and all evidence. B) carefully question witnesses as to what they saw. C) use caution and not disturb the scene unnecessarily. D) avoid performing patient care until cleared by the police.