The PR interval measures the time it takes for the impulse to travel from the
A) AV node to the bundle branches. B) sinus node to the internodal tracts.
C) atria to the ventricle. D) bundle of His to the ventricular myocardium.
C
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Which of the following statements regarding meningitis is TRUE?
A) Bacterial meningitis is more serious and can be fatal. B) Viral meningitis occurs more often during the winter months. C) The incidence of childhood meningitis has increased recently. D) Viral meningitis is spread through contact with nasal and oral secretions.
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Which of the following is NOT a factor that influences body temperature?
a. Bacterial infection b. Pregnancy c. Fasting d. Time of day e. Gender
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