1. | The cardiac veins carry blood to the walls of the heart. |
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2. | The process of circulation of blood in the heart begins with the _______ of the auricles of the heart. |
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3. | The left auricle of the heart receives _______ blood from the lungs. |
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4. | With reference to the heartbeat, the word 'systole' refers to a relaxation phase whereas the word 'diastole' refers to a contraction phase. |
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5. | During the ventricular systole, the semilunar valves are closed. |
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6. | The inferior vena cava carries blood from the upper parts of the body to the heart. |
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7. | Plasma is a constituent of blood. |
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