A premature infant is hospitalized in the neonatal intensive care unit. He sleeps in an incubator, is intubated, and has an intravenous catheter as well as a urinary catheter in place
He is only allowed two visitors for 5 minutes at the top of each hour. How many factors are present that could contribute to the development of a nosocomial infection in this individual?
A) 6 B) 4 C) 8 D) 2
A
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Larger syringes are calibrated in 2 mL, 3 mL, 5 mL, 10 mL, and larger, up to 60 mL. The most commonly used size is the ________ mL syringe, because it is the most accurate with small doses of medication
a. 2 b. 3 c. 5 d. 10
Which leads are the augmented limb leads?
A) leads aVR, aVL, and aVF B) V1, V2, V3 C) I, II, III D) V4, V5, V6
How does the lung parenchyma receive most of its O2?
a. From the alveolar gases b. From the bronchial arteries/capillaries c. From the pulmonary arteries/capillaries d. From the pulmonary lymphatic system
An artificial pacemaker is implanted in the body to correct cardiac arrhythmia caused by _______________
A. stenosis of the great vessels B. disease of the conduction system