P.E physiology 0.0 / 5 ? Physical EducationAnatomy & physiologyASAQA Created by: thehareyoneCreated on: 24-10-13 12:39 84951063217 Across 1. Connects the arteries to the capillaries away from the heart (9) 6. delays the transmission of the cardiac impulse from spreading to the ventricles (for 0.1 seconds) this enables for the atria to contract fully before ventricular contraction begins. (2, 4) 7. is the pacemaker of the heart: a specialized bit of heart tissue that controls the heartbeat. (2, 4) 9. an impulse that originates in the muscle. (8) 10. Connects the Aorta to the arterioles away from the heart (6) Down 2. carries blood away from the heart. (4) 3. The phase of the heartbeat when the heart muscle contracts and pumps blood from the chambers into the arteries. (7) 4. valves in the veins stopping the back flow of blood. (6, 6) 5. The phase of the heartbeat when the heart muscle relaxes and allows the chambers to fill with blood (8) 8. number of beats per minute. (5, 4)
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