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Author Question: The QRS vector appears downward in which of the following electrocardiogram leads? a. II c. aVL ... (Read 52 times)

leo leo

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on: Jul 16, 2018
The QRS vector appears downward in which of the following electrocardiogram leads?
 
  a. II c. aVL
  b. V5 d. aVR

Question 2

Each millimeter on electrocardiographi c recording paper represents _____ seconds.
 
  a. 0.02 c. 0.20
  b. 0.04 d. 0.40


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joanwhite

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Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: D
The QRS vector will normally be upward in leads I, II, aVL, and V5 and is usually downward in leads aVR and V1.

Answer to Question 2

ANS: B
Time is recorded on the x-axis, with each millimeter representing 0.04 second.


leo leo

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Reply 2 on: Jul 16, 2018
Thanks for the timely response, appreciate it

yeungji

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Reply 3 on: Yesterday
Wow, this really help

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