Видео с ютуба How Your Heart Works

How Your Heart Works? - The Dr. Binocs Show | Best Learning Videos For Kids | Peekaboo Kidz

The Heart and Circulatory System - How They Work

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How Your Heart Works

How the Heart Works (Animation)

How the heart actually pumps blood - Edmond Hui

How Your Heart Works - 3D Animation

The Human Heart for Kids | Educational video to learn all about how the heart works

British Heart Foundation - How does a healthy heart work?

How the heart works | Bupa Health

What Causes Heart Attack? | How to Keep Your Heart Healthy? | Heart Attack Signs and Symptoms

Blood Flow through the Heart in 2 MINUTES

Circulatory System and Pathway of Blood Through the Heart

Role and function of the heart

How a Normal Heart Pumps Blood -- The Children's Hospital of Philadelphia

The Human Body: The Heart | Educational Videos For Kids

Exploring the Heart - The Circulatory System! | AboutKidsHealth at The Hospital for Sick Children

Heart 101 | National Geographic

How our heart works – Structure and function (3D animation) - In English

The Heart, Part 1 - Under Pressure: Crash Course Anatomy & Physiology #25