Complete the following ECG criteria for first-degree AV block:

Rhythm ________________________________________
Rate ________________________________________
P waves ________________________________________
PR interval ________________________________________
QRS duration ________________________________________

Fill in the blanks with correct word


Rhythm Regular.
Rate Usually within normal range, but depends on underlying rhythm.
P waves Normal in size and shape; one positive (upright) P wave before each QRS.
PR interval Prolonged (i.e., more than 0.20 seconds) but constant.
QRS duration Usually 0.11 seconds or less unless abnormally conducted.

Nursing

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0.6 ÷ 0.02 = 

Fill in the blank(s) with the appropriate word(s).

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