Multiple Choice
Which of these is not an accessory organ of digestion?
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23. The Digestive System
Introduction to the Digestive System
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Which of the following is not an accessory organ of the digestive tract?
A
Liver
B
Esophagus
C
Pancreas
D
Gallbladder
Verified step by step guidance1
Understand the role of accessory organs in the digestive system. Accessory organs are those that aid in digestion but are not part of the digestive tract itself.
Identify the main accessory organs of the digestive system: liver, pancreas, and gallbladder. These organs produce or store substances that help in digestion.
Recognize that the esophagus is part of the digestive tract, not an accessory organ. It is a muscular tube that connects the throat (pharynx) with the stomach, facilitating the movement of food.
Differentiate between the digestive tract and accessory organs. The digestive tract includes the mouth, esophagus, stomach, intestines, and anus, while accessory organs include the liver, pancreas, and gallbladder.
Conclude that the esophagus is not an accessory organ of the digestive tract, as it is part of the main pathway through which food travels.
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