ACSM Certified Clinical Exercise Physiologist 030-444 Question # 2 Topic 1 Discussion

ACSM Certified Clinical Exercise Physiologist 030-444 Question # 2 Topic 1 Discussion

030-444 Exam Topic 1 Question 2 Discussion:
Question #: 2
Topic #: 1

Examine the six extremity leads shown in the figure below. What is the appropriate mean QRS axis?


A.

-30°.


B.

60°.


C.

90°.


D.

120°.

2 2

(From Goldberger AL: Clinical Electrocardiography: A Simplified Approach, 6th ed. St

Louis, Mosby, 1999, p 55.)


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