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Answered 2012-05-25 14:14:28

No, the blood enters the heart through the veins.

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Where does blood returning from the body go into the heart?

The blood has to enter into the two atria of the heart.


What is the path of the blood through the circulatory system of a frog?

blood is carried to the heart through veins that enter the right and left atria. Blood from both atria go to the ventricle and are pumped into the arteries and carried to the rest of the body.


Where blood enter the heart from the body and lungs?

From the body into the right atria. From the lungs into the left atria.


How does blood circulate through out the heart?

The heart has four chambers: two atria at the top and two ventricles at the bottom. Blood from the body enters the heart through the veins. It moves from the veins into the atria. The atria contract and push the blood down into the ventricles. Then the ventricles contract and push the blood out of the heart, through the arteries. It is vital that each part of the heart contracts at the right moment. The signals to contract are electrical and generated within the heart.


What part of the blood is atria and ventricles?

The Atria and Ventricles are parts of the heart not the blood. The Atria is the upper chambers of the heart and the Ventricles are the lower chambers of the heart.


What is the direction of blood flow through the heart?

Enters the heart through the right and left atria. Exits through the ventricles


What is the function of the left and right atria?

The function of the left and the right atria is to force blood on to the left and right ventricles of the heart in order to allow blood flow through the heart.


How are atria and ventricle differ?

The atria receive blood from outside the heart and pump it into the ventricles. The ventricles receive blood from the atria and pump it out of the heart.


Where does the blood go after it enters the heart?

Blood enters the atria of the heart and passes through the atrioventricular valve. Then it flows through the semilunar valve to the arteries.


When blood flows through the heart what force pushes the blood out of the heart and into the arteries?

The atria Actually, it is the contractions (squeezing) of the ventricles (the lower parts of the heart), not the atria (the upper parts), that do the pumping. That's why the lower part of the heart is larger, and the muscular walls are thicker. The atria receive the blood from the body and pump it down into the ventricles.


What is the job of a heart atria?

the main job of the heart atria is to pump blood from itself (the atria) to the ventricles below it


Where does oxygenated blood enter the heart?

Through the inferior and superior vena cavaThe left atria of the heart is where oxygenated blood enters, it is then pumped to the left ventricle and then to the rest of the body thru the systematic circuit. The heart is separated by the septum, which separates oxygenated and deoxygenated blood.


What do the cardiovascular do?

Cardiovascular system pumps blood from your heart to the body. The blood enters through the atria then releases into the ventricle then it goes to the heart.


What are the atria for?

The atria allow the blood to move from the body into the heart.


What is the function of the atria in a vertebrate heart?

The atria are chambers that receive blood that returns to the heart.


What are the four functions of the heart?

There are 4 chambers of the heart and here are what they do. The Right atria is where blood comes into this part from the vena cava and is pumped to the right ventricle The Right ventricle pumps blood to the lungs Left atria is where the blood returns to the heart through the left atria Left ventricle is where the blood is pumped from the aorta to the rest of the body


Does the atria pump blood?

The left and right atria pump blood to the left and right ventricle of the heart. The atria receive the blood from the rest of the body.


Where does oxygenated blood enter the heart through?

Oxygenated blood enters the heart through the pulmonary vein.


Does blood enter the heart through arteries?

No, it does not.


Atria vs ventricles?

The atria are on the top, and ventricles on the bottom. The atria are smaller, and the ventricles bigger. The atria receive blood coming into the heart, and the ventricles send blood out of the heart. The contraction of the atria end diastole, and the contraction of the ventricles end systole.


What part of the heart contains oxygenated blood only?

The blood comes from the lungs through the left atria and into the left ventricle and out through the aorta to the body.


The pressure of the blood coming out of the heart?

atria


What separates the atria in the heart?

blood and oxygen


Why does the heart pump blood from the atrium to the ventricle not from the ventricle to the atrium?

The atrioventricular valves ensure one-way flow of blood through the heart - atria to ventricles.


Which chambers are receiving blood and which are discharging blood?

Atria receive blood into the heart and ventricles "discharge" it from the heart


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