Question

well labelled diagram of human digestive system ??

Answer 1

Answer: this is the answer

Explanation:

Answer 2

Answer:

human digestive system ........

• Food is crushed and cut in the mouth with the help of teeth and is mixed with saliva that is secreted by three salivary glands (one below the tongue and two at the side of the jaw)to make it wet and slippery,this process is known as mastication....