Working of the heart: To easily identify atrial fibrillation with RVR, it is vital to understand the working of the heart. The atrium or atria (plural) is the upper chamber of the heart, bigger in size compared to the lower chambers known as the ventricles.
The X Factor 2014 live shows are coming up with 12 acts hoping to be named this yearâs winner. Judges Simon Cowell, Mel B, Louis Walsh and Cheryl Fernandez-Versini have made their decisions across the last two weekends and the categories are finalised.
For season 12 of SYTYCD, veteran Nigel Lythgoe is joined by two brand new judges. The stars helping him judge the 2015 season are Jason Derulo and the legendary Paula Abdul. Lythgoe opened up about why Derulo is deserving of being a judge on the show, explaining that: He was a stage school kid. He was an arts kid.