★ Physiology Quiz
Which of the following is true?
A. a vector that is perpendicular to the axis of the electrode causes no deflection (baseline)
B. an upward deflection on an ECG means the current flow vector is toward the negative electrode
C. a downward deflection means the current flow vector is toward the positive electrode
D. All of the answers
Preview next quiz:
The highest resting difference in arteriovenous oxygen content is a characteristic of:
A. heart
B. liver
C. lungs
D. skeletal muscles
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