A prolonged PR interval:
A) is greater than 120 milliseconds.
B) indicates that the AV node was bypassed.
C) indicates an abnormal delay at the AV node.
D) is a sign of rapid atrial depolarization.
Answer: C) indicates an abnormal delay at the AV node.
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Which of the following terms is defined as "a bluish or purple discoloration"?
A) Flushed B) Cyanosis C) Jaundice D) Pallor
All of the following are signs of septic shock EXCEPT:
A. fever. B. increased cardiac output. C. tissue edema. D. pale, cool skin.
The best way to reduce patient radiation exposure is to:
a. expose routine radiographs. b. determine the risk/benefit ratio prior to exposure. c. develop office policy for the maximum number of exposures permissible per patient. d. use evidence-based selection criteria for prescribing radiographs.
At the beginning of the 20th century, many hospitals determined that minimal ledger entries were insufficient.
Answer the following statement true (T) or false (F)