Artifacts
Random #2
Special Considerations
The ECG...
Random
100
List 3 symptoms of low/decreased cardiac output
SOB, hypotension, dizziness, etc
100
Should V1 be deflected Positive or Negative?
Negative
100
The difference in electrode PLACEMENT on a child and on an adult.
What is V3 is moved to the right side of the chest?
100
These are unwanted marks on your ECG tracing.
artifacts
100
Where could leakage current come from?
a pacemaker
200
Oil, lotion, dirt, or hair on the skin under electrodes can cause this.
What is a wandering baseline?
200
What does doubling speed do?
It spreads the waves and complexes making them easier to read.
200
Instead of placing the electrodes on the abdomen of a pregnant woman, where would you place them?
On the upper thigh
200
How do we perform an ECG on a patient with Parkinson's?
Place their hands under their buttocks.
200
What is the normal setting for speed?
25 mm/s
300
If there is interference in leads I, III, and AVL, what limb is the source of interference?
Left Arm
300
What type of artifact can you expect with a lot of things plugged in and cell phones.
60 cycle interference
300
The condition where the heart is located on the right side.
What is dextrocardia?
300
What type of artifact would you expect to see if your patient is cold?
Somatic Tremor
300
Why would we want to double the gain?
If the waves and complexes are small. To be able to see them better.
400
CPR artifact resembles what lethal rhythm?
Ventricular Fibrillation
400
What part of the heart is the doctor examining when he orders a Posterior ECG? (Be specific)
Posterior wall of the left ventricle
400
The towel should be placed under this hip when doing an ECG on a pregnant patient.
What is right hip?
400
During continuous monitoring, how should we prepare the chest of a man with a lot of hair?
It should be clipped rather than shaved
400
Which limb should be checked if there is interference in leads I, II, and a specific Augmented Lead?
The Right Arm
500
Toothbrush tachycardia resembles what lethal rhythm?
Ventricular Tachycardia
500
What part of the heart is the doctor assessing when he orders a right sided ECG? (Be specific)
Right Ventricle
500
The only case where aVR will produce a positive deflection.
What is dextrocardia?
500
List the 4 types of artifact
baseline sway, somatic tremor, broken recording, 60 cycle interference
500
You would do this if asked to perform a V4R on a patient.
What is move V4 to the right side of the chest?
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