A basic rule of electricity is that current flowing toward a positive electrode (or away from a negative electrode) produces a deflection that is:
A) upright.
B) retrograde.
C) flat.
D) strong.
Answer: A
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An injury to the testes is a ____ injury.
A. hollow organ B. solid organ C. vascular D. genitourinary
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How is a right bundle branch block (RBBB) distinguished from a left bundle branch block (LBBB)?
A. Monitor leads V1 to V6 and measure the PR interval B. Monitor lead V1. If the majority of the ventricular depolarization is positively deflected, it is LBBB; if the QRS is negative, it is RBBB C. Monitor lead V1. If the majority of the ventricular depolarization is positively deflected, it is RBBB; if the QRS is negative, it is LBBB D. Monitor leads I, II, and III and observe the P wave configuration
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