What do sphincter muscles do?
A) control peristalsis
B) mix food with saliva
C) secrete digestive juices into the GI tract
D) regulate the flow of food particles along the GI tract
E) trigger hormone release
Correct Answer:
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Q13: What is the primary function of the
Q13: Which statement about the stomach is FALSE?
A) It
Q16: Which structure is required to prevent entrance
Q17: Which of the following defines lumen?
A) the
Q18: What protects stomach cells from acid and
Q19: The pyloric sphincter opens into the _.
A) large
Q19: What is the primary function of the
Q20: Which of the following is NOT contained
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