The officer is given the opportunity to freeze the action by stepping in to investigate. Unlike probable cause that uses a reasonable person standard, reasonable suspicion is based upon the standard of a reasonable police officer. 1  Probable Cause Arrests vs. Arrest Warrants.  Probable Cause Arrests vs. Arrest Warrants.
medical Definition of P wave : a deflection in an electrocardiographic tracing that represents atrial activity of the heart â compare qrs complex, t wave Seen and Heard What made you want to look up P-wave? Please tell us where you read or heard it (including the quote, if possible).
Examine the P waves. 1  P waves are present. 2  Each P wave is normal and consistent in shape, size and direction. 3  Each P wave is followed by a QRS complex; the P-to-R relationship is 1: 1.