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374997
B1 Fitness and health
Descrição
Science (Biology ) Mapa Mental sobre B1 Fitness and health, criado por saadiecook em 20-11-2013.
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biology
science
science
biology
Mapa Mental por
saadiecook
, atualizado more than 1 year ago
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Criado por
saadiecook
aproximadamente 11 anos atrás
75
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Resumo de Recurso
B1 Fitness and health
Blood Pressure
It is measured in millimetres of mercury.
Systolic pressure - maximum pressure the heart produces.
Diastolic pressure - blood presure between heart beats
Increased by stress, alcohol, smoking, being overweight
Decreased by regular exercise, balanced diet
Hight blood pressure can cause blood vessels to burst.
Low blood pressure can lead to dizziness/fainting
Fitness and health
Fitness - ability to do physical activity
Health - free from diseases
Level of fitness measured by cardiovascular efficiency
Fitness also measured by; strength, flexibility, stamina, agility, speed
Ways of meausring fitness should be evaluated to check effectiveness in particular situations
Smoking
Smoking can increase blood pressure
Carbon Monoxide is in cigarette smoke
Nicotine in cigarette smoke directly increases heart rate
Carbon monoxide decreases the oxygen-carring capacity of blood
Diet and heart disease
Heart disease caused by bad blood flow to the heart
Risk of heart disease increase by having a lot of fat which builds up in arteries
The narrowing of arteries caused bt plaqus in the coronart arteries can reduce blood flow to the heart
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