“These are recordingsnOf the principal, abnormal heart sounds nIn the most common forms of cardiac diseasenEach recording is followed by a brief descriptionnnThe normal heart, nRecorded at the apexnnA rough systolic murmur,nDrowning the heart soundsnIs heard againnThis murmur is also heardnOver the clavicle nAnd over the backnThe so called, injection murmurnThe hyper tension gives rise nTo a loud, accentuated, second, aortic nThe rhythm of these sounds suggests a galloping horsenIts usually due to overloading the left ventriclenCaused by conditions such as hyper tension or elisions nOf the myocardium”