Arteries carry blood ______ the heart
Away
To
Blood in the arteries are under pressure due to the ___________ of the heart muscles.
contractions
movement
pushes
sliding
Blood pressure is measured in:
millimetres of mercury
litres of mercury
centimetres of mercury
systolic pressure:
the higher measurement when the heart beats, pushing blood through the arteries
the lower measurement when the heart rests between beats
diastolic pressure -
Factors that increase high blood pressure:
smoking
stress
drinking a lot of alcohol
being overweight
poor diet
not eating enough
genetics
unsaturated fat in diet
Being able to do physical activity:
Fitness
Health
Carbon monoxide in the cigarette smoke combines with...
haemoglobin
oxyhaemoglobin
red blood cells
white blood cells
The effect of that is that it prevents oxygen combining with the haemoglobin.
Heart diseases are caused by:
restricted blood flow to the heart muscles.
increased blood flow to the heart muscles.
Lots of saturated fats is good for you.
the narrowing of arteries are caused by
cholesterol (plaque)
excess fat
saturated fats
