The cardiac sphincter is a group of muscles that prevents reflux into the esophagus.
Correct Answer:
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Q70: Gastric juice contains
A)emesis.
B)hydrochloric acid.
C)rugae.
D)papillae.
Q71: The liver secretes
A)pepsin.
B)amylase.
C)bile.
D)amino acids.
Q72: An irritation of the intestinal tract with
Q73: Dysphagia is
A)a refusal to eat.
B)a tendency to
Q74: An abnormal opening in a tissue wall
Q76: The pancreas secretes digestive juices into the
A)small
Q77: A gastroscopy is a procedure for examining
Q78: The taste buds are contained in the
A)papillae.
B)frenulum.
C)cheeks.
D)lips.
Q79: The narrow bottom part of the stomach
Q80: The upper,rounded portion of the stomach is
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