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Apr 13, 2024 · The valves between the chambers control the flow of blood and prevent it from flowing backwards. Step-by-Step Path of Blood Through the Heart. Here is the step-by-step flow of blood, including the chambers and valves: Deoxygenated blood from the body flows to the heart via the superior vena cava and inferior vena cava. Right atrium; Tricuspid valve
4. Blood flows through pulmonary valve into pulmonary trunk. 5. Blood is distributed by right and left pulmonary arteries to the lungs, where it unloads CO. 2. and loads Oxygen. 6. Blood returns from lungs from pulmonary veins to left atrium. 7. Blood in left atrium flows through left AV valve (mitral) into left ventricle. 8.
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The heart is a hollow, muscular organ about the size of a fist. It is responsible for pumping blood through the blood vessels by repeated, rhythmic contractions. The heart is composed of cardiac muscle, an involuntary muscle tissue that is found only within this organ. The term "cardiac" (as in cardiology) means "related to the heart” and comes
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Feb 12, 2019 · Kids can color, label parts, and match vocabulary words with their definitions. Plus kids will learn about the flow of blood not only through the heart but the rest of the body. Check out all the great printables below and download a circulatory system diagram worksheet you can use in your homeschool today.
The Heart Beat •The sound of your heart beating has two parts •S1 (“lub”) is when the AV values of your heart close and blood is pushed out of the heart to the rest of the body. This is called systole •S2 (“dub”) is when the semilunar values of the heart closes and the heart fills with blood. This is called diastole.
flow of: The Cardiovascular system • Blood • Blood vessels • Heart The Lymphatic system • Lymph • Lymph nodes • Lymph vessels • Blood • Nutrients • Hormones • Oxygen and other gases To and from the Cells of the body The heart is a hollow muscular organ made of specialised cells that
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Feb 24, 2021 · Function and anatomy of the heart made easy using labeled diagrams of cardiac structures and blood flow through the atria, ventricles, valves, aorta, pulmonary arteries veins, superior inferior vena cava, and chambers. Includes an exercise, review worksheet, quiz, and model drawing of an anterior vi