The pharynx is a cavity extending from the mouth to the esophagus, It is a common cavity between the esophagus and the trachea, and the pharynx is a common cavity between the digestive system...
The mouth is the first organ in the digestive system, and it is a cavity in which the teeth and the tongue exist, and the salivary glands are opened, The function of the mouth...
Everyone eats complex food such as bread, cheese, jam and beans in breakfast. So, How can the body benefit from this food every day? The digestive system is responsible for breaking down this complex...
