Examples of oblivious in a sentence. 1  They were pushing and shouting and oblivious to anyone not in their group. âP. 2  Prentice looked up from his food, which he had been steadily shovelling in, completely oblivious of everyone. âAntonya Nelson, New Yorker, 9 Nov.
No, a heart murmur does not cause high blood pressure. A heart murmur is simply the sound of turbulent flow. It can be caused by valve dysfunction (failure of a valve to open or close completely).
What causes heart murmurs? Heart murmurs are often caused by defective heart valves. A stenotic heart valve has a smaller-than-normal opening and can't open completely. A valve may also be unable to close completely. This leads to regurgitation, which is blood leaking backward through the valve when it should be closed.