View answers Add to collection.
Email address. Sign in with Facebook. Use the Contact Us link at the bottom of our website for account-specific questions or issues. Please note: Respiratory System Diagram.
Privacy Statement and Disclaimer Notice. Just grab an adult to continue.
Learn More No, thanks. Search for Resources.
Heart Rate. In your lifetime, your heart will beat approximately 2.
Or download our app "Guided Lessons by Education. Here's how students can access Education.
Here's To Your Healthy Heart! New Password. What could we do to improve Education. The History of the Heart: How likely are you to recommend Education.
In a healthy heart blood flows one way through the heart due to heart valves, which prevent backflow. This article and accompanying diagrams show how blood moves throughout the body. Blood provides the body with oxygen and nutrients, as well as assists in the removal of metabolic wastes. Please verify your age No, I am not 13 Yes, I am 13 or over. Writing Similes. The wall of the heart is made up of three layers: