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  1. 15 of 15. Quiz yourself with questions and answers for Anatomy and Function of the Heart - practice test, so you can be ready for test day. Explore quizzes and practice tests created by teachers and students or create one from your course material.

  2. Quiz yourself with questions and answers for Atria of the Heart - practice test, so you can be ready for test day. Explore quizzes and practice tests created by teachers and students or create one from your course material.

  3. The thin-walled inflow chambers of the heart. Receives the superior and inferior venae cavae from the superior circulation and the cardiac veins from the heart. Receives the pulmonary veins from the lungs. Expands the capacity of the atrium and whose roughened wall contain pectinate muscles. A depression on the right side of the interatrial septum.

    • Location of the Heart. The human heart is located within the thoracic cavity, medially between the lungs in the space known as the mediastinum. Figure 19.2 shows the position of the heart within the thoracic cavity.
    • Shape and Size of the Heart. The shape of the heart is similar to a pinecone, rather broad at the superior surface and tapering to the apex (see Figure 19.2).
    • Chambers and Circulation through the Heart. The human heart consists of four chambers: The left side and the right side each have one atrium and one ventricle.
    • Membranes, Surface Features, and Layers. Our exploration of more in-depth heart structures begins by examining the membrane that surrounds the heart, the prominent surface features of the heart, and the layers that form the wall of the heart.
  4. The atria (plural of atrium) are where the blood collects when it enters the heart. The ventricles pump the blood out of the heart to the lungs or around the body. The septum separates the right ...

  5. The atrium (Latin: ātrium, lit. 'entry hall'; pl.: atria) is one of the two upper chambers in the heart that receives blood from the circulatory system. The blood in the atria is pumped into the heart ventricles through the atrioventricular mitral and tricuspid heart valves. There are two atria in the human heart – the left atrium receives ...

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  7. Sep 2, 2021 · Function of Heart Atria. The atria of the heart receive blood returning to the heart from other areas of the body. Right Atrium: Receives blood returning to the heart from the superior and inferior venae cavae. The superior vena cava returns de-oxygenated blood from the head, neck, arm and chest regions of the body to the right atrium.

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