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NUR 213 Telemetry: Questions & Answers (100%)
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NUR 213 Telemetry: Questions & Answers (100%)
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NUR 213 Telemetry: Questions & Answers (100%)If there is a problem shown on telemetry, what needs to be done to confirm?
Right Ans - An EKG, this is a diagnostic tool.
What does leads 1, 11, 111, aVR, aVL and aVF measure on a 12 lead EKG?
Right Ans - measure electrical forces in the frontal plane.
What does leads V1 through V6 measure on a 12 lead EKG? Right Ans -
measure the electrical forces in the horizontal plane [precordial leads].
What is the natural pace maker of the heart called? Right Ans - SA node
[sinoatrial]
If the SA node stops working, what can take over? Right Ans - the AV node,
[atrioventricular].
If the SA node and AV node doesn't work, what can take over? Right Ans -
The bundle of his
How often does the SA node shock the heart? Right Ans - 60-100 times per
minute.
How often can the AV n ode shock the heart? Right Ans - 40-60 time per
minute.
How often can the bundle of HIS shock the heart? Right Ans - 20-40 times
per minute.
On an EKG strip, everything from p to t is a? Right Ans - Complex
What is the normal amount of time for a PR interval? Right Ans - less than
or equal to 0.2 seconds
What is the normal amount of time for a QRS complex? Right Ans - Looking
at the width, normal i s less than or equal to 0.12 seconds
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