You are called for an elderly man with an apparent broken hip. The patient tells you that he has osteoporosis and type 2 diabetes. He denies falling and cannot remember any trauma. You should suspect:
A) decreased range of motion.
B) osteoarthritis.
C) a pathological fracture.
D) an associated spinal injury.
Answer: C
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Which of the following best describes a "lost" P wave?
A) One that can't be counted because it happens too quickly. B) One that is visible but highly irregular. C) One that is obscured because it falls on other waves. D) One that is there one minute but gone the next.
The hard protein the body produces that makes visualizing the fungus possible only in a KOH mount is called ____.
A. keratin B. mordant C. agar D. mold E. yeast
How can continuous positive airway pressure (CPAP) prevent the need for continuous mechanical ventilation in infants experiencing respiratory distress syndrome (RDS)?
A) CPAP increases functional residual capacity (FRC). B) CPAP increases total airway resistance.C) CPAP decreases functional residual capacity (FRC). D) CPAP decreases compliance.
Resolution refers to ________.
A. a method of sending and receiving messages through a network B. the sharpness of images, measured in dot pitch C. automatic changes in the monitor displays D. the number of words that can be typed in one minute E. a readable printout of information