Modern surgical lighting is usually derived from _________________
A. LED sources and halogen
B. energy saving sources and high definition screens
C. compressed air and gas
D. LED sources and light emitting diodes
ANS: A
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What institute recognized the benefits of the EHR and in 1991 summoned their implementation?
A. Institute of Medicine B. Institute of Scientific Medicine C. Institute of Biomedicine D. The Medical Institute
Which of the following is correct concerning gamma (g) hemolysis?
A. incomplete hemolysis B. absence of hemolysis C. complete hemolysis D. hemolysis producing a green color around the colony E. hemolysis producing almost transparent agar
To break a side window in a vehicle, where should the window be struck?
a. an upper corner of the window b. the point farthest from the victim c. the center of the window d. a lower corner of the window
What of the following factors cause a reduction in the pulmonary vascular resistance following the first breath?
I. Increased alveolar pressure of oxygen II. Removal of lung fluid which reduces pressure on pulmonary vessels III. Increase in lung volumewhich widens the caliber of extralveolar vessels a. I, II, and III c. I only b. II and III only d. I and II only