whereas inside the heart it is called a murmur. A pictorial representation of systolic and diastolic murmurs is below. Murmurs are described by their timing in the cardiac cycle, intensity ...

A murmur is either systolic, diastolic or continuous throughout systole and diastole. Remember: Systole occurs between the S1 and S2 heart sounds, while diastole occurs between S2 and S1.