The correct route for a piece of bread eaten by a mammal is
-
oral cavity - oesophagus - stomach - ileum - rectum
- oral - cavity - stomach - oesophagus - duodenum - ileum - rectum
- oral cavity - oesophagus - duodenum - rectum
- oral cavity - oesophagus - ileum - stomach - duodenum - rectum
- oral cavity - oesophagus - stomach - ileum - duodenum - rectum
The correct answer is: A
Explanation
The correct route for a piece of bread eaten by a mammal is ⇒ oral cavity - oesophagus - stomach - ileum - rectum