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Atria
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Ventricles
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i.
Atria are the upper chambers of the
heart.
ii.
Atria are receiving chambers as they
receive the blood.
iii.
Atria have comparatively thinner
walls.
iv.
Superior and inferior vena cavae
enter into right atrium.
v.
Pulmonary veins enter into the left
atrium.
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i.
Ventricles are the lower chambers of
the heart.
ii.
Ventricles are driving chambers as
they sent the blood the body.
iii.
Ventricles have comparatively
thicker walls.
iv.
Pulmonary artery leaves from right
ventricle.
v.
Aorta leaves from the left
ventricle.
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Atria Ventricles
