Zusammenfassung der Ressource
B1A: Fitness and Health
- Pressure is highest in arteries
- Highest pressure is when the heart contracts
- Lowest pressure is when heart relaxes
- High blood pressure causes:
- excessive drinking
- smoking
- lack of exercise
- unhealthy diet
- stress
- drugs
- age
- Effects of body:
- strokes - burst capillaries
- Heart strain
- Kidney damage
- damage to brain
- Effects of low blood pressure:
- lightheadedness
- diziness
- fainting
- not enough blood to brain
- strokes
- heart attacks
- kidney attacks
- shock
- Measuring fitness:
- Agility
- Stamina
- Strength
- Flexibility
- Speed
- Cardiovascular efficiency
- CO reduces O2 carrying capacity of blood