Cardiovasclar system 5.0 / 5 based on 2 ratings ? Physical EducationAnatomy & physiologyASAQA Created by: sherbeCreated on: 31-05-17 15:00 5310784216 Across 1. increased venous return -> Greater diastolic filling -> cardiac muscle stretched -> more force of contraction -> increased ejection fraction (9, 3) 7. High density lipoproteins = good colesterol (3) 8. Vol of blood pumped out by the heart by each contraction (6, 6) 10. When a increase in blood CO2 and a decrease in pH results in a reduction of the affinity of haemoglobin for oxygen (4, 5) Down 2. Resting Heart rate below 60 bpm (in adults) (11) 3. A larger heart due to lots of cardio training with hypertrophy making the heart larger (8, 5) 4. Chest pain that occurs when the blood supply through the coronary arteries to the muscles of the heart is restricted (6) 5. Occurs when arteries harden and narrow as they become clogged up by fatty deposits (15) 6. Stress hormone that is released by sympathetic nerves and cardiac nerves during excersise which causes increase in heart rate (10) 7. Enlargement of organ or tissue from the increase in size of its cells (11)
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