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during the systole phase of the heart contraction.
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∙ 12y ago
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What occurs when the AV valves are closed and the semilunar valves are open?
Blood is ejected from the ventricles into the major blood vessels that are connected to the heart: the aorta on the left side and the pulmonary trunk on the right side
When is blood ejected from the heart?
Blood is ejected from the heart during systole.
At what structure in the transmission sequence is the impulse temporarily delayed and why?
ATRIOVENTRICULAR (AV) NODE; THIS DELAY IS IMPORTANT BECAUSE IT ENSURES THAT THE ATRIA HAVE EJECTED THEIR BLOOD INTO THE VENTRICLES FIRST BEFORE THE VENTRICLES CONTRACT. as found in easy notecards .com
What pumps blood away from heart?
Arteries carry blood away from the heart.
When the ventricles contract blood flows from the right ventricles to what?
The right ventricle pumps blood to the lungs.
Blood ejected from the ventricles enters which vessels during ventricular systole?
The right ventricle empties into the pulmonary arteries and the left ventricle empties into the aorta.
Is the Systolic pressure is a measure of blood pressure when the ventricles relax and fill with blood?
No. I think the systolic pressure is when ventricles constrict and the blood goes out , while the diastolic pressure is when ventricles relax and fill with blood.
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 function of the upper and lower chambers of the heart?
the upper chambers collects blood before sending it into the ventricles. the ventricles which are also known as the lower chambers pump blood away from the heart.right and left atrium. they collect and hold blood before sending them into the ventricles. the ventricles pump the blood away from the heart.
Do the ventricles receive blood from the body?
no,ventricles donot receive blood from the body
How does the heart perform it functions?
The atriums squeeze to push blood to the ventricles, and the ventricles push the blood to separate parts the body.
What does the ventricles pump blood into?
The aorta .
