The major direction of the energy during depolarization is toward the apex of the heart and this common direction, or vector, of the energy of depolarization is called the heart's electrical ____.
A. node
B. axis
C. vector
D. arc
Answer: B
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Which system is primarily responsible for the removal of bi-products of metabolism?
A) Respiratory B) Cardiovascular C) Urinary D) Digestive
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Which of the following blocks of codes report influenza and pneumonia?
a. J00-J06 b. J09-J18 c. J40-J47 d. J96-J99
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What is a cause of gastric distention during rescue breathing?
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