Which of the following substances are reabsorbed in the alimentary canal as such without undergoing digestion?

Lacteal helps in the absorption of:

Which substances are absorbed by simple diffusion?

What will happen first,when glucose is administered orally?

Choose an incorrect statement regarding the functions of digestive system organs.

Given below are two statements:
Statement $I:$ Fatty acids and glycerols cannot be absorbed into the blood.
Statement $II:$ Specialized lymphatic capillaries called lacteals carry chylomicrons into lymphatic vessels and ultimately into the blood.
In the light of the above statements,choose the most appropriate answer from the options given below: