The ________ sphincter closes after a bolus has been swallowed and enters the stomach. This sphincter is essential to prevent the contents of the stomach reentering the esophagus.
A) lower esophageal
B) upper esophageal
C) pyloric
D) epiglottis
Correct Answer:
Verified
Q1: Peristalsis is an involuntary response.
Q2: Yolanda is eating a peanut butter and
Q3: Which of the following statements is true?
A)After
Q4: Rose has a disease that destroyed her
Q5: The enzyme _ breaks the disaccharide maltose
Q7: The process of digesting food begins in
Q8: Which of the following statements about sphincters
Q9: Which of the following statements is true?
A)Heartburn
Q10: The _ sphincter is located between the
Q11: The _ is a flap-like piece of
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