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      • The heart consists of several layers of a tough muscular wall, the myocardium. A thin layer of tissue, the pericardium, covers the outside, and another layer, the endocardium, lines the inside. The heart cavity is divided down the middle into a right and a left heart, which in turn are subdivided into two chambers.
  1. 1. The two atria hold the blood that circulates away from the heart. 2. The heart has four chambers and is divided into a right and left side by a muscular wall called the septum. 3. The heart is located inside the ribcage and just to the right of the breast bonde. 4. The average heart beats about 100,000 times a day.

  2. Study with Quizlet and memorize flashcards containing terms like The ____ side of the heart receives oxygen- poor blood from body tissues and then pumps this blood to the lungs to pick up oxygen and dispel carbon dioxide, the ____ side of the heart receives the oxygenated blood returning from the lungs and pumps this blood throughout the body ...

  3. Study with Quizlet and memorize flashcards containing terms like Base of the Heart, Apex of the Heart, Coronary Sulcus and more.

  4. Test your knowledge of the anatomy of the heart with this free multiple-choice picture quiz, and learn more about the anatomy of the human body - Quiz 1.

  5. Oct 30, 2023 · Test your ability to correctly identify structures. Challenge your ability to connect anatomy with clinical practice. Let you see a structure from multiple perspectives, for extra clarity. You can start learning the anatomy of the heart with the following quiz.

  6. Structures of the Heart quiz for 9th grade students. Find other quizzes for Biology and more on Quizizz for free!

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  8. The heart has the shape of a pyramid, with its apex pointing towards the left nipple while its base forms the posterior surface of the heart. Other surfaces are the anterior, inferior (or diaphragmatic), and two pulmonary surfaces facing the lungs.