In the avian digestive system, food moves from the crop to the first stomach of the two stomachs, called the proventriculus. The anterior stomach contains digestive juices that break down food. From the anterior stomach, food enters the second stomach, called the gizzard, which grinds the food.
Where do bird food go?
When a bird swallows food, it moves from the throat to the esophagus. For some species, thin-walled branches or pouches that extend into the esophagus, called crops, can store food before being sent through the esophagus to the stomach.
How does the bird's digestive system work?
In the bird's stomach, food is soaked in digestive juices before entering a special muscular organ called the gizzard. It grinds it into smaller pieces to facilitate digestion. Some birds, such as ostriches, swallow pebbles to assist in the crushing process.
What is the food route of the digestive system?
The gastrointestinal tract is the route through which food passes from the mouth to the esophagus, stomach, small intestine, and large intestine. The gastrointestinal tract absorbs nutrients and water from food and keeps the body healthy. Those that are not absorbed continue to move through the digestive tract until they are removed using the toilet.
How does food move through the digestive system in stages?
There are certain steps that food and liquids must take before leaving the system. 1 step 1: Mouth. .. 2 Step 2: Esophagus. .. 3 Step 3: Stomach. .. 4 Step 4: Small intestine. .. 5 Step 5: Large intestine, colon, rectum, anus. Digestive system, from start to finish-Spectrum Health Beat
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