Harlow is used as both a boys and girls name. It consists of 6 letters and 2 syllables and is pronounced Har-low. In the U.S. in 2014, it ranked 508 in baby name popularity for girls with 605 occurrences.iew the Harlow Name Popularity Page to see how the popularity trend for Harlow has changed since 1880, or to compare the popularity of Harlow to other names. Variants of the name Harlow include Harlowe.
The aVL lead is at -30Â° relative to the lead I axis; aVR is at -150Â° and aVF is at +90Â°. It is very important to learn which lead is associated with each axis. The three augmented unipolar leads, coupled with the three bipolar leads, constitute the six limb leads of the ECG. These leads record electrical activity along a single plane, termed the frontal plane relative to the heart.
Right-sided chest leads are necessary to recognize RV MI. In general, the more leads of the 12-lead ECG with MI changes (Q waves and ST elevation), the larger the infarct size and the worse the prognosis. Additional leads on the back, V7-9 (horizontal to V6), may be used to improve the recognition of true posterior MI.