ANIMAL PHYSIOLOGY
DIGESTION IN HUMANS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Detailed explanation-1: -This long tube of organs makes a pathway for food to travel through the body. It runs from the mouth to the anus (where poop comes out) and includes the esophagus, stomach, and intestines. An adult’s digestive tract is about 30 feet (about 9 meters) long.
Detailed explanation-2: -The alimentary canal is the long tube of organs-including the esophagus, stomach, and intestines-that runs from the mouth to the anus. An adult’s digestive tract is about 30 feet (about 9 meters) long. Digestion begins in the mouth, well before food reaches the stomach.
Detailed explanation-3: -A long tube-like organ that connects the stomach and the large intestine. It is about 20 feet long and folds many times to fit inside the abdomen. The small intestine has three parts: the duodenum, jejunum, and ileum.
Detailed explanation-4: -The longest part of the alimentary canal, the small intestine is about 3.05 meters (10 feet) long in a living person (but about twice as long in a cadaver due to the loss of muscle tone).