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1. kidshealth.org › en › kidsYour Heart & Circulatory System (for Kids) - KidsHealth

   kidshealth.org › en › kids

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   Your heart is sort of like a pump, or two pumps in one. It pumps blood around your body. Blood provides your body with the oxygen and nutrients it needs. It also carries away waste. The right side of your heart receives blood from the body and pumps it to the lungs. The left side of the heart receives blood from the lungs and pumps it out to ...

   • What Are Arteries and Veins

     Your body has a "highway" system that sends blood to and...

   • Video

     What Does the Heart & Circulatory System Do? If you've ever...

   • Brain

     What's the Nervous System? And What's the Spinal Cord? So...

   • Exercise

     You exercise all the time without even thinking of it. When...

   • Smoke

     Smoking is one of the worst things you can do to your body....

2. classroom.kidshealth.org › classroom › prekto2Teacher's Guide: Cardiovascular System (PreK to Grade 2) -...

   classroom.kidshealth.org › classroom › prekto2

   Every time your heart beats, it pushes blood through your body. The right side of your heart receives blood from your body (through veins) and sends it to the lungs to get oxygen.

3. simplemed.co.uk › subjects › cardiovascular2. The Cardiac Cycle - SimpleMed - Learning Medicine, Simplified

   simplemed.co.uk › subjects › cardiovascular

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   There are seven stages of the cardiac cycle, split into systole and diastole. The conduction system consists of the SA node, the AV node, the Bundle of His and the Purkinje fibres. The cardiac cycle can be used to explain the different heart sounds heard (closing of valves) and the changes seen in an ECG. Core. Core.

4. geekymedics.com › the-cardiac-The Cardiac Cycle | Wigger’s diagram - Geeky Medics

   geekymedics.com › the-cardiac-

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   7 maj 2022 · The cardiac cycle can be divided into systolic (contraction) and diastolic (relaxation) phases. The cycle goes in the following order: atrial systole, ventricular systole and diastole. Heart valves open when the pressure of the chamber lying before it is higher than that of the chamber after the valve.

5. kidshealth.org › classroom › 6to8Teacher's Guide: Cardiovascular System (Grades 6 to 8) -...

   kidshealth.org › classroom › 6to8

   First, read the KidsHealth.org articles about blood and the cardiovascular system. Then, in an essay, explain the path blood takes and what it does as it travels throughout the cardiovascular system. Make sure to explain the roles of the heart and lungs.

6. classroom.kidshealth.org › classroom › 9to12Teacher's Guide: Cardiovascular System (Grades 9 to 12) -...

   classroom.kidshealth.org › classroom › 9to12

   Write an essay explaining how blood travels through the heart and throughout the body. Start in the right atrium where the blood enters the heart and end with the vena cava veins returning blood to the heart – one complete cardiac cycle. Reproducible Materials Handout: Heart Parts

7. kids.britannica.com › kids › articlecardiovascular system - Kids | Britannica Kids | Homework Help

   kids.britannica.com › kids › article

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   The heart acts as a pump to push the blood throughout the body. The heart is separated into four chambers, or parts. The upper chambers are called atria, and the lower chambers are called ventricles. A valve, or a flap that can open and shut, connects each atrium to the ventricle below it.