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Home Q & A Board Biology-Related Homework Help General Biology
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lacieb23 lacieb23
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6 years ago
Which layer of the digestive tract gives rise to sphincters?
  a. mucosa
  b. circular muscle
  c. longitudinal muscle
  d. submucosa
  e. serosa

Question 2

Which layer of the digestive tract is in direct contact with digested food?
  a. mucosa
  b. circular muscle
  c. longitudinal muscle
  d. submucosa
  e. serosa
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houghtk2houghtk2
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6 years ago
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lacieb23 Author
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#2
6 years ago
Thank you so much for providing this
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