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cgorski4 cgorski4
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6 years ago
The pediatric nurse explains to the student that production of testosterone by the male embryo causes what to occur?
 
  A.
  Creation of a gonad
  B.
  Formation of the male genital tract
  C.
  Production of spermatozoa
  D.
  Stimulation of external genitalia growth
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wrote...
6 years ago
ANS: B
The mesonephric ducts evolve into the male genital tract due to the influence of testosterone in the 7th or 8th week of gestation. A gonad is the first reproductive structure formed. Production of spermatozoa doesn't occur until puberty. The growth of external genitalia does not begin until the 12th week of gestation.
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