Four chambers in the human heart.
2007-02-08 06:49:40
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answer #1
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answered by Anonymous
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The human heart has 4 chambers while the number of chambers in an animal heart depends on the size of the animal.
2007-02-08 16:06:45
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answer #2
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answered by Lime745 3
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4
2007-02-08 15:50:19
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answer #3
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answered by Caitlin F 1
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2007-02-08 15:11:07
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answer #4
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answered by Anonymous
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2007-02-08 14:50:43
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answer #5
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answered by Mr.Know It All 4
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2007-02-08 14:49:55
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answer #6
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answered by DanjoHart 2
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The hollow center of your heart is divided into four sections, called chambers. Each chamber is like a separate room, with doors that let blood in and out.
Where Blood Flows In — The Atria
The two upper chambers in your heart are called the atria (Figure 1). The atria are the receiving chambers of your heart. When blood flows into your heart from the body or lungs, it always flows into either the right or left atrium—never anywhere else. (One upper chamber is called an atrium. Both upper chambers together are called the atria.)
Where Blood Is Pumped Out — The Ventricles
The two lower chambers in your heart are called ventricles (Figure 1). The ventricles are the pumping chambers of your heart. When blood leaves your heart, it is always pumped out from the ventricles—never from anywhere else. The ventricles are very strong because they have to pump hard enough to push blood through your lungs and entire body.
2007-02-08 15:52:05
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answer #7
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answered by Juliette D 3
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Your heart has 4 chambers. The upper chambers are called the left and right atria, and the lower chambers are called the left and right ventricles. A wall of muscle called the septum separates the left and right atria and the left and right ventricles. The left ventricle is the largest and strongest chamber in your heart. The left ventricle's chamber walls are only about a half-inch thick, but they have enough force to push blood through the aortic valve and into your body.
2007-02-08 15:03:00
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answer #8
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answered by Lindsey 2
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4 chambers, blood enters the heart from the Superior Vena Cava into the Right Atrium (chamber 1), then goes to the Right Ventricle (chamber 2) where it is pumped to the Lungs via the Pulmonary Artery. After the lungs, blood goes to the Left Atrium (chamber 3) via the Pulmonary Vein. Blood then goes to the Left Ventricle (chamber 4) then is pumped out the aortic arch to the body. :D
2007-02-08 15:45:54
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answer #9
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answered by hahree 4
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There are four chambers in the human heart.
The human heart is divided into sections and chambers.
The upper section make up the atria. There are two of them.
The lower section make up the ventricles. There are two of them.
The heart is also divided into the left and right sides.
The four chambers are as follows: left atrium, right atrium, right ventricle, and left ventricle. The atria are on the top, while the ventricles are on the bottom.
2007-02-08 15:04:49
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answer #10
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answered by ? 3
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