1.2.2 4.5 / 5 based on 2 ratings ? Physical EducationCardiovascular systemGCSEEdexcel Created by: Emily BanthorpeCreated on: 31-12-12 15:51 10362945178 Across 1. The heart is more efficient and stronger as a result of exercise. (7, 5, 8) 7. Lowers HDL and increases the tendency for blood to clot. (7) 8. This is the amount of blood ejected from the heart on one minute (7, 6) Down 2. Where gas exchange takes place (11) 3. These can lead to serious problems such as heart attacks or strokes. (5, 5) 4. This is the force exerted by circulating blood on the walls of blood vessels (5, 8) 5. The amount of blood pumped out of the heart in one minute. (6, 6) 6. A fatty substance carried in the blood by lipoproteins (11) 9. Constricts the arteries and causes the heart to beat faster (10) 10. This is the heart, Blood and Blood Vessles (14, 6)
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