B1a - Fitness and Health 0.0 / 5 ? BiologyHealthy livingGCSEOCR Created by: natalie27Created on: 24-11-13 11:03 8910752136 Across 1. Being free from infectious disease as well as total physical and mental wellbeing. (7) 5. A measure of the force of blood per unit area as it flows through the arteries. Measured in mm Hg (millimetres of mercury). (5, 8) 6. Type of blood pressure. Heart muscle contracts, forcing blood into the arteries to all parts of the body. (8) 10. In carbon monoxide poisoning, the gas combines with the ___________ in red blood cells, preventing them from carrying as much oxygen. (11) Down 1. Muscular pump. Relaxes to fill with blood and contracts to squeeze blood out into the arteries. Blood is always under pressure. (5) 2. Type of blood pressure. Heart muscle relaxes, the pressure in the arteries drops. (9) 3. ____ blood pressure can increase risk of heart disease. (4) 7. Measured in beats per minute. The average for adults is between 60bpm and 100bpm. (9) 8. Type of exercise to strengthen the heart and maintain a normal blood pressure. (7) 9. Saturated fats in the diet lead to a build up of this in the arteries, restricting blood flow. (11)
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