http://medicaldirectoryonline.com/Heart___Blood_Vessels/Resource for Health & Medical Information Information on Heart and Blood Vessels.http://kidshealth.org/parent/medical/heart/murmurs.htmlA murmur is heard during the heart listening exam, using a stethoscope held at different areas on the front of the chest as the heart beats.Wed, 31 Mar 2010 20:14:01 GMThttp://www.merck.com/mmhe/sec03/ch021/ch021a.htmlHeart disorders affect the heart and the blood vessels that supply the heart muscle.Wed, 31 Mar 2010 20:17:41 GMThttp://www.texasheartinstitute.org/hic/topics/cond/Aneurysm.cfmAn aneurysm occurs when the pressure of blood passing through part of a weakened artery forces the vessel to bulge outward.Wed, 31 Mar 2010 20:20:43 GMT