If size and shape of small intestine is like oesophagus what will happen ?
A. 1) If size and shape of small intestine is like oesophagus. It is very difficult digestion process which would take place in small intestine.
Shape and Size of small intestine = Oesophagus
2) For the complete digestion of the food to occur, it has to stay in alimentary canal for 3 to 4 hours.
3) Otherwise digestion will not be completed and nutrients are not absorbed into blood in the small intestine.
4) The tube-like nature of small intestine as that of oesophagus will not provide increased surface area for complete absorption of nutrients.