How do you say Libradah in English? Pronunciation of Libradah. How To Pronounce is the largest audio directory which contains audio like names, words, places, medical terminology, animals names, etc., or any hard words in English, Portuguese, French, German, Italian, Spanish, Swedish and other languages using our pronunciation dictionary. You can browse all these data for free.
New Drug Stents Help Keep Heart Artery Open. Aug. 11, 2004 -- A new study shows that drug-coated stents designed to prevent repeat blockage of heart arteries apparently do just that. But Canadian researchers say there is no evidence that they actually prevent heart attack or death. Stents are small, wire-mesh tubes placed in a heart artery after balloon angioplasty, a procedure to reopen the artery when it's blocked or narrowed.
Nothing, it is only pressure that keeps blood moving in the right direction in arteries. Veins have valves that prevent backflow of blood, but arteries do not.othing, it is only pressure that keeps blood moving in the right direction in arteries. Veins have valves that prevent backflow of blood, but arteries do not.