1 a) Two men and two women are planning a short walking holiday. they are all over 70 years old. A Doctor arranged for them to have some health assessment tests before they started training. In the first test, the function of each person’s heart was investigated using an electrocardiogram (ECG). On Points PQRST what do they mean?
QRS- Atria Contracts P- everything relaxes T ventricals contract
QRS- everything relaxes P- Atria Contracts T ventricals contract
P: Atria contract QRS: Ventricles contract T: Ventricles and atria relaxes (Diastole)
1 b) The second test assessed cardiovascular fitness and involved measuring the pulse rate at the following times: before exercise (resting pulse rate) immediately after exercise three minutes after exercise has finished what is the range for resting pulse rate for a healthy adult?
120/80
125/80
60-80
135/
1 b ii) Explain how the results of this type of test can be used to assess the level of cardiovascular fitness
bb
bbb
