1. Inner lining of the heart: Answer Endocardium 2. Muscle layer of the heart-middle layer: Answer Myocardium 3. Outer layer of the heart: Answer Epicardium 4. The heart is covered by a fibroserous sac called the: Answer Pericardium 5. Which ventricle is bigger: Answer left ventricle 6. Blood flow through the heart (KNOWTHE LASTTWO): Answer right atrium-tricuspid valve to right ventricle-pulmonic valve to lungs (oxygenated) to pulmonary veins to left atrium-mitral valve to left ventricle-aortic valve to system circulation 7. What is the purpose of the valves in the heart?: Answer keep blood flowing in one direction 8. The electrical impulse normally begins in:

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jordancarter 7 months ago

This study guide is clear, well-organized, and covers all the essential topics. The explanations are concise, making complex concepts easier to understand. It could benefit from more practice questions, but overall, it's a great resource for efficient studying. Highly recommend!

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