What is the condition in which impulses generated in the atria are delayed because of damage in the ventricular electrical pathways?
A. Bundle branch block
B. Idioventricular rhythm
C. First-degree AV block
D. Bradycardia
Answer: A
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Which of the following statements is TRUE regarding the difference between the immune response and the inflammatory response?
a. The immune response is specific; inflammation is nonspecific. b. The immune response is temporary; inflammation is long-lasting. c. The immune response develops swiftly; inflammation develops slowly. d. The immune response involves many types of white cells; inflammation involves one type of white blood cell.
What is the primary pathophysiologic mechanism in alveolar hypoventilation?
a. Decreased minute ventilation b. Increased ventilation/perfusion ratio c. Decreased venous admixture d. Decreased inspired oxygen pressure