Which of the following statements regarding ductility is MOST accurate?
A) The difference in ductility between steel and cast iron is the result of a higher carbon content in steel.
B) Steel can only be rolled at extremely high temperatures.
C) Hot-rolled steel is used for members with thin cross-sections.
D) Steels with higher yield points have less ductility.
D
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The patient was a driver in a lateral impact motor vehicle collision. During the assessment of his chest, the EMT notes a segment of the chest wall moving in the opposite direction from the rest of the chest. Which of the following BEST describes this finding?
A) Paradoxical movement B) Tension pneumothorax C) Flutter segment D) Intercostal retractions
Which of the following are barriers to communication?
A. Sensory impairment B. Facial expressions C. Hand gestures D. Speaking slowly E. None of the above