This guide is intended to inform owners of recreational vehicle (RV) parks that some of their activities may be regulated by the TCEQ, and how to maintain compliance with the applicable rules and regulations. RG-499.pdf â PDF document, 49 kB (51104 bytes).
Bradycardia was defined as a heart rate less than 60 beats per minute when textbooks asserted that the normal range for heart rates was 60â100 BPM. The normal range has since been revised in textbooks to 50â90 BPM for a human at total rest.
The normal PR interval is from 0.12-0.2 seconds and is measured on the EKG from the beginning of the P wave to the beginning of the QRS complex. This interval represents the onset of atrial depolarization to the onset of ventricular depolarization and consists of: