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The Human Pump

25 minutes

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Still image from The Human Pump

Blood, river of life and garbage collector of the body's cells, is pumped around the body in less than a minute by the heart. Discusses the composition of both blood and the heart. Microphotography offers a detailed view of the pumping heart and the circulatory system.

Media Details

Runtime: 25 minutes

Shirtless muscular man flexing his bicep. Caption: When the muscle fibers fire and contract,
27 minutes 11 seconds
Grade Level: 6 - 10
Illustration of a vein blocked by a fatty substance. Caption: then what happens in a stroke or heart attack.
20 minutes 11 seconds
Grade Level: 4 - 8
Illustration of the heart and lungs with the vascular system highlighted. Caption: Blood is pumped through a vast network of tubes
19 minutes 37 seconds
Grade Level: 5 - 9
Illustration of human torso with area over the upper chest in x-ray vision, showing the rib cage and heart. Caption: the heart.
21 minutes 15 seconds
Grade Level: 7 - 12
Drawing of a human torso and head with a cross section of the chest removed to show the human heart and lungs. Caption: It has been seen as the site of our emotions,
48 minutes 56 seconds
Grade Level: 10 - 12
Gloved hand holding the trachea and lungs from a human body. Caption: branches into two smaller tubes called bronchi,
15 minutes 39 seconds
Grade Level: 9 - 12
Diagram of the circulatory system in the torso of a human. Caption: The body's source of pressure is the heart
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Grade Level: 2 - 6