Muscular contraction moves food through the alimentary canal by a process called ________.
A) propulsion
B) active transport
C) peristalsis
D) swallowing
Correct Answer:
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Q7: A food ball moves through the esophagus
Q8: A digestive tube is best defined as
Q9: The stomach mixes food with the secretions
Q10: Digestion is _.
A)the absorption of nutrients
B)the breakdown
Q11: What is the usual cause of heartburn?
A)backflow
Q13: Which process is an example of mechanical
Q14: When the wall of the stomach fails
Q15: What is the epiglottis?
A)a muscle that moves
Q16: Both the esophagus and trachea open to
Q17: The normal flow of contents in the
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