The anal canal
A) begins at the sigmoid colon and ends at the rectum.
B) has an internal sphincter composed of smooth muscle.
C) contains many goblet cells.
D) contains tubular glands called crypts.
E) has an external sphincter composed of smooth muscle.
Correct Answer:
Verified
Q129: Bile secretion is
A) performed continuously by the
Q130: What connects the gallbladder to the common
Q131: Bile
A) digests proteins in the small intestine.
B)
Q132: Which of the following structures has both
Q133: Where does bile enter the duodenum?
A) Cystic
Q135: The major secretion of the large intestine
Q136: Functions of the liver include _.
A) production
Q137: Arrange the following structures in order from
Q138: The hepatic sinusoids
A) transport bile.
B) have phagocytic
Q139: The liver
A) produces secretions that help neutralize
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