A<unk>  is an abnormal<unk>  sound produced as a result of turbulent blood flow, which is sufficient to produce audible noise, defined as a relatively prolonged series of auditory vibrations of varying intensity (loudness), frequency (pitch), quality, configuration, and duration.<unk> s could be systolic or diastolic or continuous<unk> .
Heart murmur
Tachycardia
Hypernea
Palpitation
Irregular pulse
Muffled heart sounds
Orthopnea
Bradycardia