A nutrient or other substance must pass through the cells of the digestive tract wall before it actually enters the body.
Correct Answer:
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Q15: Immediately before passing into the large intestine,
Q16: Digestion is completed in the large intestine.
Q17: Some partially digested nutrients can be caught
Q18: A bolus is a(n):
A)sphincter muscle separating the
Q19: The mouth initiates the liquefying process to
Q21: The main function of bile is to:
A)emulsify
Q22: Which organ contributes juices to the GI
Q23: After the pancreatic juices have mixed with
Q24: Involuntary muscle contractions move food through the
Q25: The liver:
A)reabsorbs water and salts.
B)makes bile.
C)churns food
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