What is cardiac catheterization? Cardiac catheterization (cardiac cath or heart cath) is a procedure to examine how well your heart is working. A thin, hollow tube called a catheter is inserted into a large blood vessel that leads to your heart. View an illustration of cardiac catheterization.
A Troll is a magical creature of prodigious strength and immense stupidity.
But they mean well and love well.â. âOfficial Disney Bio. The Trolls are a group of characters in the 2013 Disney animated film Frozen. Some notable troll characters include Pabbie (the troll king), Bulda and Cliff. Most of the trolls appear to be loving and family-oriented, such as when Bulda adopts Kristoff and Sven, and when she and the other trolls try to convince Anna to marry him.