Which of the following is consistent with the radiographic appearance after prolonged exposure to O2?
a. Air bronchograms
b. Pulmonary abscess
c. Patchy infiltrates
d. Pneumothorax
ANS: C
Patchy infiltrates appear on chest radiographs and usually are most prominent in the lower lung fields.
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Indicate whether the statement is true or false
Which of the following statements about firefighters' smoke control stations is MOST accurate?
A. All smoke control equipment must be fully automated to prevent manual shutdown. B. The firefighters' smoke control station must be accessible by all building occupants at all times. C. Each piece of smoke control equipment should be controlled individually, rather then by zones. D. The firefighters' smoke control station should contain a building diagram indicating the location of smoke control equipment.
Organisms that cause diseases are called:
A) Pathogens B) Toxins C) Antigens D) Antibodies
Red cell agglutination is found on a blood film. Select the best course of action
a. Report the morphology and all automated results. b. Warm the blood, and rerun it though the automated cell counter. c. Warm the blood, and make a new blood film. d. Perform a cold agglutinin test.