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13 Cards in this Set
- Front
- Back
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pathway of conduction
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SA-bachmans-AV-Bun. of HIS-Bund. Branches-Purkinje fibers
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SA node
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60-100 bpm
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bachmans bundle
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elec. path from SA to lt. atrium
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AV node
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40-60 bpm
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purkinje fibers
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30-40
penetrate myocardium and enabler heart to contractq |
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P wave
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atrial contraction (sys. depol.)
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PR interval
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time from SA to the AV node
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QRS wave
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ventricular contraction (sys. depl.)
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T wave
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ventricular repolarization (dia. filling)
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QT interval
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time from vent. dep. to vnt. rep.
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frank starling law
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volume druing dia. is related to force of sys.
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laplaces law
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tension generated in wall of vent. depends on size of the vent.
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poiseuille's formula
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resistance accounts for length, viscosity, and radius of lumen.
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