Biology B1a 0.0 / 5 ? BiologyHealthy livingGCSEOCR Created by: jessiem_018Created on: 12-04-14 15:10 Blood Pressure The force/pressure that the heart pumps blood around your body. The force exerted by circulating blood on the walls of blood vessels. 1 of 9 Why is blood in the arteries under pressure? Due to the contraction of heart muscles, so that the blood reaches all parts of the body. 2 of 9 Diastolic Pressure The blood pressure when your heart relaxes, so the pressure lowers. 3 of 9 Systolic Pressure The blood pressure when the heart contracts, so the pressure is at its highest. 4 of 9 Hypertension When your blood pressure is too HIGH 5 of 9 Hypotension When your blood pressure is too LOW 6 of 9 What is the difference between being FIT and being HEALTHY? Being HEALTHY is being free of any infections or diseases, whereas being FIT is a measure of how well you can perform physical tasks/activities. 7 of 9 What is blood pressure measured in? mm of Mercury (mmHg) 8 of 9 Healthy blood pressure values need to be around what? 120/80 mmHg 9 of 9
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