The PR interval is measured from the:

A. end of the P wave to the end of the QRS complex
B. end of the P wave to the end of the T waves 
C. beginning of the P wave to the beginning of the QRS complex
D. beginning of the P wave to the beginning of the T wave

Answer: C

Health Professions

You might also like to view...

Pinworm infections are most commonly found in the elderly.

Answer the following statement true (T) or false (F)

Health Professions

Solve the equations and write the answers as fractions or mixed numbers. 6 ÷ 22 =

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

Health Professions