where saliva is added and food is broken down by the teeth, a tube that squeezes food into the stomach, where acid is added to break down food into nutrients, where nutrients like sugar are absorbed, where water is removed, where feces (poo) is stored.

What happens where in the digestive system

Табло

Визуален стил

Опции

Шаблон за превключване

Възстановяване на авто-записаната: ?