The Human Heart

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The Human Heart
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Aim How is blood circulated in the human heart?
Heart Circulation Animation
I. Heart Circulation
A. Heart is divided into 2 sides (left and right)
1. Left side contains oxygenated blood and is
split into 2 chambers.
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• Left atrium - Left upper chamber.
• It receives blood from the lungs via the
  pulmonary vein.
• pumps blood into the left ventricle.

• b. Left Ventricle - lower left chamber.
• It receives blood from the left atrium
• It pumps oxygenated blood out of the heart via
  (by way of) the aorta (largest artery).

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LEFT SIDE
RIGHT SIDE
LA
LV
RA
RV
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2. Right side is split into two chambers and
contains deoxygenated blood.
a. Right Atrium upper right chamber

• Collects deoxygenated blood from two largest
  veins (superior and inferior vena cava)
• Pumps blood into right ventricle.

b. Right Ventricle lower right chamber

• Collects blood from right atrium
• Pumps deoxygenated blood towards lungs via the
  pulmonary artery.

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Pulmonary Arteries
Aorta
Pulmonary Veins
Superior Vena Cava
Septum
Inferior Vena Cava
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Lets see what you know...