noun
- the middle section of the digestive tract in arthropods and other invertebrates
Usage: biology; anatomy
Examples
- The mesenteron is where most digestion occurs in insects.
- Researchers studied the cellular structure of the beetle’s mesenteron.
- The mesenteron connects the foregut to the hindgut in arthropods.
- Digestive enzymes are secreted in the mesenteron of many invertebrates.
- The mesenteron’s epithelial cells absorb nutrients from digested food.
- Scientists observed bacterial colonies in the mosquito’s mesenteron.