Across
- 3. A balloon like swelling of the artery, which could lead to a haemorrhage(bleeding).
- 4. Muscle fibres responsible for conducting waves of electrical activity onto the walls of the right and left ventricle.
- 5. When an area of the heart is totally cut off from it's blood supply, receiving no oxygen.
- 7. Connected to the right ventricle and carries deoxygenated blood to the lungs.
- 10. link the atria to the ventricles and stop blood flowing back into the atria when ventricles contract.
- 13. Connected to the left ventricle and carries oxygenated blood to all parts of the body.
- 14. Saturated fatty acids in the blood due to certain high fat diets.
- 17. A measure of the probability that damage to health will occur as a result of a given hazard.
Down
- 1. Hearts pacemaker which sends out regular waves of electrical activity to the atrial walls.
- 2. Link the ventricles to the pulmonary artery and aorta, and stop back flow of blood after ventricle's have contracted.
- 6. Responsible for passing electrical activity onto the Bundle of his.
- 7. Connected to the left atrium and brings oxygenated blood back from the lungs.
- 8. The volume of blood pumped during each heartbeat, measured in cm3
- 9. Excessive stree, certain diets, lack of exercise all increase the risk of CHD through increases in...
- 11. Connected to the right atrium and brings deoxygenated blood back from the body.
- 12. Fatty deposits in the walls of arteries, often associated with high cholesterol levels in the blood.
- 15. the number of beats per minute
- 16. Formation of a blood clot, which can cause complete blockage of the artery.