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The Heart: Blood Basics
Special | 6m 43sVideo has Closed Captions
Learn more about the blood your heart pumps.
The heart’s job is to pump blood, so it’s important to know more about blood. Blood does more than just carry oxygen to your cells. The body’s circulatory system keeps you warm, carries away waste and helps you stay healthy. There is more to blood than you think.
Science Trek is a local public television program presented by IdahoPTV
Funding is provided by the Laura Moore Cunningham Foundation, the Idaho National Laboratory and Walmart and the Walmart Foundation
![Science Trek](https://image.pbs.org/contentchannels/uR88rxa-white-logo-41-zGZrjQE.png?format=webp&resize=200x)
The Heart: Blood Basics
Special | 6m 43sVideo has Closed Captions
The heart’s job is to pump blood, so it’s important to know more about blood. Blood does more than just carry oxygen to your cells. The body’s circulatory system keeps you warm, carries away waste and helps you stay healthy. There is more to blood than you think.
How to Watch Science Trek
Science Trek is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and Vizio.
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Science Trek
Science Trek is a place where parents, kids, and educators can watch short, educational videos on a variety of science topics. Every Monday Science Trek releases a new video that introduces children to math, science, technology, engineering, and math (STEM) career potentials in a fun, informative way.More from This Collection
Five Senses: It's All in Your Head
Video has Closed Captions
You understand the world through your brain. (6m 38s)
Blood: Your Body's Report Card
Video has Closed Captions
Learn about the role medical professional have in caring for your blood. (5m 40s)
Digestive System: Go Inside The Digestive System
Video has Closed Captions
What goes on inside your digestive system? (7m 7s)
Digestive System: Cow Stomach Investigation
Video has Closed Captions
How is a cow’s stomach different from a human’s? (6m 40s)
Video has Closed Captions
Learn how your skin helps maintain your health and keeps you in touch with the world. (4m 53s)
Skeletons: Skeletons Uncovered
Video has Closed Captions
Your skeleton is more than a collection of bones. Find out how your skeletal system works. (4m 3s)
Skeletons: Just How Do They Know It’s A Dinosaur?
Video has Closed Captions
Paleontologists study skeletons to learn about ancient species. (6m 12s)
Video has Closed Captions
Viruses play a big role in disease. But how? (6m 33s)
Providing Support for PBS.org
Learn Moreabout PBS online sponsorshipVideo has Closed Captions
Dr. Agoudemous answers students' questions about heart disease. (1m 6s)
Video has Closed Captions
Dr. Agoudemous answers students' questions about the lungs. (1m 6s)
Providing Support for PBS.org
Learn Moreabout PBS online sponsorshipScience Trek is a local public television program presented by IdahoPTV
Funding is provided by the Laura Moore Cunningham Foundation, the Idaho National Laboratory and Walmart and the Walmart Foundation