'22 Leads
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| show | "bipolar lead" AKA bipolar bc they are composed of 2 electrodes; a neg. and pos. one; ECG records the difference in electrical potential btwn them
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| show | same distance from the heart:
R. Arm <--> L. Arm
R. Arm <--> L. Leg
L. Arm <--> L. Leg
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| show | the electrical activity in 2 directions (<--->)
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| show | from the heart to the ____:
aVR - R. Arm
aVL - L. Arm
aVF - L. Foot
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| augmented limb leads | show 🗑
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| chest leads | show 🗑
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| show | unipolar
V1-V6 (where you pick up the signal of the heart)
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| show | - standard leads l, ll, lll produce POSITIVE deflections on the graph
- augmented lead aVR produces a negative deflection
- augmented lead aVL & aVF produces a POSITIVE deflection
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| what are leads? | show 🗑
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| show | the electrodes may be misplaced
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| chest leads and waveforms NOTE: | show 🗑
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| PR interval: | show 🗑
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| QRS complex: | show 🗑
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| 12-lead EKG consist of: | show 🗑
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| how many leads in a 12 waveform paper? | show 🗑
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| show | R. Arm ; negative deflection
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| aVL is placed where and what type of deflection does it have? | show 🗑
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| aVF is placed where and what type of deflection does it have? | show 🗑
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| Einthoven's triangle | show 🗑
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| difference between unipolar and V1-V6? | show 🗑
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| show | lead l, ll, lll
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| show | (+) R. Arm <---> L. Arm (-)
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| show | (+) R. Arm <--> L. Leg (-)
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| lead lll includes? | show 🗑
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| which leads form the Einthoven's Triangle? | show 🗑
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| electrodes are? | show 🗑
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| if an aVR has a positive deflection, what should be done? | show 🗑
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| T/F: A multichannel electrocardiograph, such as 3-channel or 6-channel, records multiple leads at once in about 10 seconds | show 🗑
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| show | each separate view of the heart
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| show | standard "bipolar" leads (lead l, ll, lll)
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| what are the 3 leads, that uses 1 limb electrode to record the heart's electrical activity? | show 🗑
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| show | aVR
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| show | lead l, ll, lll & aVL, aVF
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| where is the 4th or "grounding lead" placed? | show 🗑
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| what is the grounding lead used for? | show 🗑
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| In a 12-lead, Color ____ is placed on ____ | show 🗑
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| show | [Lead] BLACK ; Left arm
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| show | [Lead] GREEN ; Right leg
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| In a 12-lead, Color ____ is placed on ____ | show 🗑
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| In a 12-lead, Color ____ is placed on ____ | show 🗑
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| In a 12-lead, Color ____ is placed on ____ | show 🗑
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| In a 12-lead, Color ____ is placed on ____ | show 🗑
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| show | [V4] BLUE; Midclavicular line, 5th intercostal space
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| In a 12-lead, Color ____ is placed on ____ | show 🗑
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| In a 12-lead, Color ____ is placed on ____ | show 🗑
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| show |
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