The human digestive system is being processed through the following steps :
Digestion starts right from the teeth. Teeth breakdowns and crushes the food into small pieces so that it can fit down our throats.
The second steps is about the salivary gland which is located underneath the back of our tongue. It creates our saliva. This softens the food in the mouth so that it is easier to swallow. Saliva is also the first of several chemicals that start to break down foods into simpler forms.
Afterwards the tongue ,works with the food and saliva to form into a small piece so that it can be swallowed. The tongue also contains taste buds that helps us tell the difference between salty, sour, sweet, and bitter foods.
Fourth step involves esophagus which is simply a transportation tube from the mouth to the stomach. While we swallow, what happens is closing at the shaft present inside the throat called the epiglottis. Epiglottis sends food down the esophagus and prevent…