Term
|
Definition
| tachy heart rate are between ___ and ___ bpm |
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Term
|
Definition
| flutter heart rate are ussually between __ and ___ bpm |
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Term
|
Definition
| fibrillation rates are ussually greater than ___ bpm |
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Term
|
Definition
| place in the heart where depolarization begins |
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Term
|
Definition
| heart beat that originates from somewhere other than the SA node |
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Term
|
Definition
| heart beat that occurs early in the cardiac cycle and do not originate from the SA node |
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Term
|
Definition
| heart beats that occur late in the cardiac cycle and originate from somewhere other than the SA node |
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Term
|
Definition
| ____ occur when the SA node fails as the primary pacemaker |
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Term
|
Definition
| a heart rate of 40-60 bpm indicates that the impulse is originating at the _____ |
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|
Term
| ventricles/Purkinje Fibers |
|
Definition
| a heart rate of 20-40 bpm indicates that the impulse is originating at the ______ |
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Term
|
Definition
| the markings on the edge of the ECG paper indications ____ |
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Term
|
Definition
| represents the time period from the beginning of the P wave to the beginning of the QRS complex |
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Term
|
Definition
| represents the time between atria depolarization to the start of ventricular depolarization |
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Term
| 0.12-0.20 seconds (3-5 boxes) |
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Definition
|
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Term
|
Definition
| ECG marking that indicates ventricular depolarization |
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|
Term
| 0.4 - 0.12 seconds (1-3 small boxes) |
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Definition
| normal QRS segment is ___ |
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Term
|
Definition
| ECG marking that indicates ventricular repolarization |
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Term
|
Definition
| vulnerable time in which an electrical stimulus can induce v-fib |
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Term
|
Definition
| a peaked(tented) T wave may indicate ____ |
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Term
|
Definition
| an inverted T wave may indicate ___ |
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Term
|
Definition
represents a neutral time in the heart
- the ventricles are between depolarization and repolarization |
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Term
|
Definition
| measurement that extends from the end of the S wave to the beginning of the T wave |
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Term
|
Definition
| ST elevation (2mm or more) may indicate ___ |
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|
Term
| myocardial ischemia or injury (angina) |
|
Definition
| ST depression (2 mm or more) may indicate ____ |
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|
Term
| ectopic or abnormal ventricular impulse |
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Definition
| if the QRS segments are not that same size, this indicates that there was ______ |
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Term
|
Definition
| if the QRS segments are the same, this indicates that the impulse originated from the ____ |
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Term
|
Definition
| occurs when the atrial and ventricular rates are less than 60 bpm |
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Term
|
Definition
| occurs when the atrial and ventricular rates are greater than 100 bpm |
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Term
|
Definition
| occurs when the atrial and ventricular rhythm are irregular |
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Term
|
Definition
| possible causes of sinus dysrhythmias in adults |
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Term
|
Definition
|
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Term
|
Definition
|
|
Term
| premature atrial contraction (PAC) |
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Definition
|
|
Term
| Paroxysmal(sudden) Supraventricular Atrial Tachycardia (PSVT) |
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Definition
|
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Term
|
Definition
|
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Term
|
Definition
|
|
Term
| Premature Ventricular Contraction (PVC) |
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Definition
|
|
Term
| Ventricular Tachycardia (Vtach) |
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Definition
|
|
Term
| Ventricular Fibrillation (Vfib) |
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Definition
|
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Term
|
Definition
|
|
Term
| 2nd degree heart block/Type I/Mobitz/Wenchebach |
|
Definition
|
|
Term
| 3rd degree heart block/complete heart block |
|
Definition
|
|
Term
|
Definition
|
|
Term
| MI, hypoxia, drugs (digoxin) |
|
Definition
| three possible causes of sinus pause |
|
|
Term
| Premature Atrial Contraction (PAC) |
|
Definition
results when the P wave comes early
- looks different and may be hidden in T wave |
|
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Term
|
Definition
| ___ are premature beats and the P wave looks different than the sinus rhythm |
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Term
|
Definition
tachycardia that begins and ends abruptly
- p waves are abnormal shape and may be hidden in the preceding T wave |
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Term
|
Definition
| valsalva maneuver may be used to slow this rate |
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Term
|
Definition
| dysrhythmia that has a saw tooth appearance on EKG |
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Term
|
Definition
| Wide and bazarre QRS not preceded by p wave due to consistantly appearing ectopic beat |
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Term
|
Definition
| prolonged, but consant PR interval greater than .20 seconds (3-5 boxes) |
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Term
| 2nd degree heart block/Type I/Mobitz/Wenchebach |
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Definition
| the PR interval gets longer until the P wave does not conduct to the ventricles (dropped QRS) |
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Term
| 2nd degree heart block/Type I/Mobitz/Wenchebach |
|
Definition
| the PR interval is variable but there is a pattern (longer, longer, longer, drop) |
|
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Term
| 3rd degree/complete heart block |
|
Definition
no impulses are conducted from the atria to the ventricles
- atria and ventricle activity are unrelated |
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Term
|
Definition
| in 3rd degree/complete heart block, a lower pacemaker is depolarizing the ventricles (___ ___) |
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Term
|
Definition
| treatment for 3rd degree/complete heart block |
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