Unit 3 0.0 / 5 ? BiologyCirculation and heart structureGCSEAQA Created by: Kasper GeeCreated on: 10-05-15 17:03 What does the circulatory system transport? Molecules around the body. 1 of 22 What is the circulatory system made up of? The heart and blood vessels. 2 of 22 Why is oxygen transported to cells? For respiration 3 of 22 Where is carbon dioxide transported after respiration? Transported to cells. 4 of 22 What does the digestive system produce? Nutrients that then go to cells. 5 of 22 How many chambers does the heart have? Four chambers. 6 of 22 What are the chambers at the top of the heart called? The atria. 7 of 22 What are the chambers at the bottom of the heart called? The ventricles. 8 of 22 What is the job of the atria? To receive blood. 9 of 22 What is the job of the ventricles? To pump blood. 10 of 22 Where is deoxygenated blood found? In the right side of the heart. 11 of 22 Where is oxygenated blood found? In the left side of the heart. 12 of 22 Why does the heart have valves? To prevent blood backflow. 13 of 22 Where are the valves found in the heart? In the large arteries. 14 of 22 Which side of the heart in diagrams is bigger? The left side. 15 of 22 Which side of the heart does the blood leave from? The left side via the aorta. 16 of 22 Where does blood go after leaving the aorta? It gets transported around the body. 17 of 22 Which side of the heart does the blood return to? The right side via the vena cava. 18 of 22 In which artery does blood travel to the lungs? Via the pulmonary artery. 19 of 22 In which artery does blood leave the lungs? Via the pulmonary vein. 20 of 22 Which is the only artery that can carry deoxygenated blood? Pulmonary. 21 of 22 The pulmonary vein is the only vein that can carry what? Oxygenated blood. 22 of 22
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