Which layer of the digestive tract contains blood and lymph vessels?
A) mucosa
B) circular muscle
C) longitudinal muscle
D) submucosa
E) serosa
Correct Answer:
Verified
Q3: Carbohydrate digestions begins in the _.
A)mouth
B)stomach
C)small
Q4: Which structure begins protein digestion under acidic
Q5: Which portion of the swallowing process is
Q6: Which of the following is considered an
Q7: The process by which glands release enzymes
Q9: Humans have the least number of which
Q10: The movement of materials from the lumen
Q11: The precursor digestive enzyme secreted by the
Q12: Which layer of the digestive tract gives
Q13: The first portion of the small intestines
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