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6 Cards in this Set
- Front
- Back
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___________________ rhythm is the name given to a normal heart rhythm.
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Sinus
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In a sinus rhythm, the rhythm starts in the ___________________ node and then heads down the ___________________ pathways through the atria, ___________________ node and bundle, right and left ___________________ and the ___________________ fibers.
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SA
internodal AV bundle branches Purkinje |
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Characteristics of a rhythm that begins in the SA node include a positive ___________________ wave, ___________________ that look alike, a constant ___________________ interval, a regular ___________________ rhythm and regular ___________________ rhythm.
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P
P-waves PR atrial ventricular |
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Characteristics of a sinus rhythm include regular ___________________ and ___________________ intervals, positive in lead ___________________, a P-wave preceding each ___________________ complex, constant PR interval of ___________________ to ___________________ from beat to beat, and a QRS duration of less than ___________________.
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R-R and P-P
II QRS 0.12 to 0.20 sec 0.11 sec |
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If the SA node fires at a rate that is slower than normal for the patient's age, the rhythm is called ___________________. This rate is less than ___________________ in adults and adolescents.
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sinus bradychardia
60 bpm |
