Lub Dub Valves [ Firefox ]

The heart consists of four chambers: the left and right atria, and the left and right ventricles. The atria receive blood returning to the heart, while the ventricles pump blood out to the body. The lub dub valves are located between these chambers and are responsible for regulating blood flow.

The "lub-dub" rhythm of your heart is the fundamental soundtrack of human life. While it may seem like a simple beat, these sounds are the audible results of complex mechanical actions performed by the heart's four valves. The Mechanics of the "Lub" (S1) lub dub valves

.lub .valve-title color: #ff9f7c; .dub .valve-title color: #7cd4ff; The heart consists of four chambers: the left

function getCycleIntervalMs() const bpm = parseInt(bpmSlider.value, 10); // one cardiac cycle = 60/BPM seconds → milliseconds return (60 / bpm) * 1000; The "lub-dub" rhythm of your heart is the

To understand the sound, we must understand the anatomy. The heart consists of four chambers—two upper atria and two lower ventricles. Blood flows through these chambers in a specific direction. To ensure blood never flows backward, the heart is equipped with four one-way gates, or valves: