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How does the heart rely on electricity?
It has it's own electric pulse to keep itself running by keeping the blood flowing through it.
Which flaps of muscle keep blood from flowing backward through the heart?
Your heart keeps your blood "flowing"
Where does blood flowing through the intestines pass through on its way back to the heart?
All the blood flowing through the intestines passes through the liver on its way back to the heart.
Does the heart get oxygen and nutrients from the blood flowing through it?
no. it gets it from the lungs
What prevent the blood from flowing in the wrong direction through the heart?
Valves.
Why does blood continue flowing through the arteries in between the beats of the heart?
the heart beats and the air pushes the blood
What is the percentage of blood flowing through a normal woman's heart?
100% ... all blood flows thru the heart.
What is heart process?
the hearts process is to keep the blood flowing through out your whole body
What structures of the heart keep blood flowing in one direction.?
One directional valves keep blood in the heart flowing in the right direction. There are three valves: biscupid valve, semilunar valve and tricuspid valve. These open to let the blood flow through then close to prevent the blood flowing back in the wrong direction making the heart less efficient.
Why are there four valves in the heart?
2 of these valves (one on each side) stop blood from flowing back into the atria chambers of the heart when the heart is contracting and expelling blood. The other two are there to stop blood flowing out of the ventricles when the heart is filling up with blood. One stops blood flowing through the aorta to supply the body and the other stops it flowing through the pulmonary artery to the lungs.
What part of the heart opens to allow blood in?
The heart valves open when blood is flowing through. They close to prevent backflow.
Blood flowing into the heart from the vena cava flows next through what valve?
tricuspid valve
