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9 Cards in this Set
- Front
- Back
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Myogenic |
Capacity of the heart to generate it's own impulses |
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Path of electrical impulses |
Sinoatrial node- atrial systole- atrioventricular node- bundle of His- purkinje fibres- ventricular systole |
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SA node |
Small mass of cardiac muscle found in the wall of the right atrium. Also known as the pacemaker. |
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AV node |
This node relays the impulses between the upper and lower sections of the heart |
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Systole |
Heart contracts |
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Diastol |
Relaxation phase |
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Cardiac cycle |
Process of cardiac contraction and blood transportation through the heart. Sequence of events during a beat of the heart. |
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How long does the atrial diastol and ventricular diastole take? |
0.5s |
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How long does the atrial systole and ventricular systole take? |
0.3s |
