Zusammenfassung der Ressource
B1 Understanding
Ourselves
- Blood Pressure
- Systolic - Top number - Heart
contracts - Biggest number
- Diastolic - Bottom number -
Heart relaxes - Smallest number
- Measured in millimeters of
mercury (mmHg)
- Increased blood pressure:
Stress, Smoking, Poor diet,
Overweight
- Can cause:
Strokes, Burst blood
vessels, kidney
damage, brain
damage
- Decreasing blood pressure:
Eating healthy, regular exercise
- Consequences:
Faint, Dizzy, Poor
Circulation
- Blood
- Arteries - carry blood away from
the heart and to the body
- Veins - Carry blood
back to the heart
- Smoking
- Increases blood pressure
- CARBON MONOXIDE - combines with haemoglobin in
red blood cells - reduces the amount of oxygen carried -
heart beats faster to get more oxygen around the body
- NICOTINE - is a stimulant -
increases the heart rate
- Health and fitness