Fichas
B1: Fitness and health
Fichas del conjunto (17)
- 1What is blood pressure measured in?Millimetres of mercury, mmHg.
- 2What is systolic pressure?This is the maximum pressure the heart produces.
- 3What is diastolic pressure?This is the pressure between heart beats.
- 4Name the factors that increase blood pressure.-Stress
-High alcohol intake
-Smoking
-Being overweight - 5Name the factors that decrease blood pressure.-Regular exercise.
-Eating a balanced diet. - 6What does high blood pressure cause?-Blood vessels to burst, causing damage to the brain, this is called a stroke.
-Damage to the kidneys can be caused as well. - 7What does low blood pressure cause?-Dizziness and fainting, because of the poor blood supply to the brain.
-Poor circulation, especially to the toes and fingers. - 8What is the definition of fitness?Ability to do physical activities.
- 9What is the definition of health?Being free from diseases such as those caused by bacteria and viruses.
- 10How is fitness generally measured?By the level cardiovascular fitness.
- 11What are the different factors of fitness?-Strength
-Flexibility
-Stamina
-Agility
-Speed - 12How does the carbon monoxide in smoking increase blood pressure?Carbon monoxide decreases the blood carrying capacity. By combining with haemoglobin preventing it from doing so with oxygen, meaning less oxygen is carried.
The heart rate then has to increase so the tissues receive enough oxygen. - 13How does nicotine from cigarettes do?It increases heart rate.
- 14How is hart disease caused?By a restricted blood flow to the heart muscle.
- 15How is the risk of heart disease increased?-High level of saturated fats in diet
-High levels of salt in diet. - 16How does a high level of saturated fat in diet increase heart increase the risk of heart disease?Too many saturated fats lead to a build-up of cholesterol (plague) in arteries. The narrowing arteries reduce blood flow to the heart muscle.
- 17What can plague also cause apart from heart disease?Blood clots or thrombosis.
Información
- Descripción
- All information sourced from the Collins revision textbook, GCSE OCR Gateway B Higher.
- Creado por
- Ella Maggs
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