Neoplasms in the "uncertain behavior" category:
a. are stable.
b. have unknown growth behavior.
c. are always malignant.
d. are always benign.
Answer: b
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A patient has been struck in the back by a heavy piece of wood that was being bent to make a form for a concrete arch. He is responsive, but cannot feel or move his legs. He has bruising to his back and is incontinent of urine. The skin below the injury site is red and warm. As a knowledgeable AEMT, you should realize that:
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Which of the following is not found in the dermis of the skin?
A. capillaries B. fatty tissue C. nerve endings D. lymph vessels