What prevents backflow of blood from right ventricle into right atrium?

2 ⤊

What prevents backflow of blood from right ventricle into right atrium?

2007-02-17 07:25:39 · 4 answers · asked by dmbarney@sbcglobal.net 1 in Health ➔ Diseases & Conditions ➔ Heart Diseases

4 answers

tricuspid valves

2007-02-17 07:47:21 · answer #1 · answered by dr_raj 2 · 2⤊ 0⤋

Venous pressure forces the blood forward, along with atrial contration. Prior to ventricular contraction, the tricuspid valve closes preventing backflow, which is the "lub" sound heard in a heartbeat.

2007-02-17 15:30:22 · answer #2 · answered by Troy 6 · 0⤊ 0⤋

i think is has a built in check valve like high pressure piping

2007-02-19 00:32:29 · answer #3 · answered by Anonymous · 0⤊ 0⤋

theTRICUSPID VALVE

2007-02-18 01:22:09 · answer #4 · answered by mpact 3 · 0⤊ 0⤋