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35 Cards in this Set
- Front
- Back
Control of heart rate (3 systems) |
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autonomic nervous system influence on heart |
modifies heart rate according to changing body conditions |
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sympathetic nervous system influence on heart |
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parasympathetic nervous system influence on heart |
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Bradycardia |
slow heart rate |
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Tachycardia |
heart rate more than 100bpm |
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sinus arhythmia |
regular variation in heart rate |
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premature ventricular contraction (PVC) |
ventricular contraction initated by Purkinje fibers instead of SA node |
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Lub |
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Dub |
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Murmur |
any abnormal sound heard |
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Murmur types (2) |
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Organic murmur |
any abnormal sound caused by structural change in heart or vessels connected with heart |
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functional murmurs |
normal sounds such as rapid filling of ventricles |
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heart studies (4) |
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Electrocardiograph |
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catheterization |
thin tube passed through veins of arm or groin then into right side of heart |
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echocardiography |
high frequency sound waves sent to heart from small instrument on chest surface recorded as they return from bouncing off heart |
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Heart inflammation (3 types) |
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Endocarditis |
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Myocarditis |
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Pericarditis |
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arrhythmia |
abnormal rhythm of heartbeat |
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flutter |
heartbeat up to 300bpm |
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fibrillation |
300-600bpm |
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heart block |
interruption of electrical impulses in heart's conduction system |
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correction of arrhythmias |
- artificial pacemakers |
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Congenital heart disease |
problems with heart's structure that are present at birth
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Rheumatic heart disease |
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Coronary artery disease |
involves walls of blood vessels that supply heart muscle |
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types of coronary artery disease (3) |
- myocardial infarction |
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Myocardial infarction |
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Angina pectoris |
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Atherosclerosis |
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Heart failure |
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