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6. What is Bradycardia?
- A blockage along the path of electrical impulses
- A heart rate below 60 bpm
- A heart rate above 100 bpm
7. Arteries have a protective outer layer of collagen fibres. True or false?
8. Veins are permeable? True or false?
9. What is the 'Suggested Optimal' blood pressure?
- 50/35
- 120/80
- 160/100
- 180/110
- 90/60
10. A 'Double Circulation' means a circulatory system with both a Systemic and Pulmonary circulation.
11. What is the muscle of the heart wall called?
- Coronary muscle
- Myogenic
- Myocardium
- Cardio- muscle