Which is the hardest substance found in the body ?
- Enamel
- Pulp
- Dentin
The human digestive system is a complex system that breaks down food into nutrients that the body can use for energy, growth, and cell repair. It involves a series of organs working together to ingest, digest, absorb, and eliminate food. The major organs include the mouth, esophagus, stomach, small intestine, and large intestine, with accessory organs like the liver, pancreas, and gallbladder also playing crucial roles.
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