BLOOD CARDIOVASCULAR SYSTEM LYMPHOID ORGANS
CARDIOVASCULAR SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The ____ is a thick later of muscle that divides the right and left sides of the heart.
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ventricles
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atria
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septum
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pericardium
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Explanation:
Detailed explanation-1: -The interventricular septum is the wall of cardiac muscle and membranous tissue that separates the left and right ventricles.
Detailed explanation-2: -The cardiac septum divides the heart into two halves, separating the right ventricle and right atrium from the left ventricle and left atrium.
Detailed explanation-3: -The heart has four chambers: two upper chambers call the right and left atrium and two lower chambers called the right and left ventricle. There is a wall between the two atria called the atrial septum. There is another wall between the two ventricles, and it is called the ventricular septum.
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