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nicole808 nicole808
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6 years ago
In order for the penis to become erect, which of the following must occur?
 
  A) Swelling of the penis bone
  B) Stiffening of the spermatic cord
  C) Accumulation of blood in the spongelike tissues of the three erectile cylinders
  D) Activation of the penis muscle fibers must exceed threshold
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kadu31kadu31
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6 years ago
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