[Answer] Why are the walls of the atria thicker?

Answer: They carry high pressure

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Why are the walls of the atria thicker? The walls of the ventricles of the heart aren't thinner than the atria they are thicker. This is because they require more power as they pump blood around the body while the atria only pump blood the short distance into the ventricles . Sat Aug 01 2009 · The walls of the ventricles are thicker and more muscular than those of the atria. The right ventricle is the depository for deoxygenated blood from the right atrium . The job of this ventricle is to pump the blood to the lungs so that it can obtain oxygen . The left ventricle is the powerhouse of the heart. The walls of the ventricles of the heart aren't thinner than the atria they are thicker . This is because they require more power as they pump blood around the body while the atria … Ventricles have thicker walls than atria because they have to do more work . Both atria act as receiving chambers for incoming blood and then pump the... See full answer below. The Atria. In contrast to the thick muscular walls of the ventricles the atria are thinner and are lined with what are called pestinate muscles. These muscles resemble lattice and line the interior wall. The atria's thinner walls when compared to the ventricles are directly related to its function: blood flows into the atria ... Mon Jul 07 2008 · The walls of the ventricles are thicker than those of the atria because of the functions that th...

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