You are called for an elderly man with chest pain but you have difficulty understanding him. His wife tells you that he has Bell's palsy which causes paralysis of facial nerves. You should suspect:
A) physical abuse.
B) an articulation disorder.
C) a language disorder.
D) a fluency disorder.
Answer: B
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What will be an ideal response?
What are the major advantages of using extracorporeal life support? I. increased transit time across the alveolar-capillary membrane II. decreased blood clot formation III. adequate gas exchange with less ventilatory support IV. reduced airway pressure
A. II, IV only B. III, IV only C. I, II, III only D, II, III, IV only
Which of the following is characteristic of an oil-immersion objective?
A. There is an air space between the specimen under examination and the objective. B. It is used for specimens that need very high magnification. C. It has a low-power lens with a magnification factor of 10x. D. Condensed light passes through the specimen and the air space above the specimen. E. Combined with the lens in the ocular, it has a total magnification factor of 500x.