Sinhala science lesson - how the digestive system works The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion (the tongue, salivary glands, pancreas, liver, and gallbladder). Digestion involves the breakdown of food into smaller and smaller components until they can be absorbed and assimilated into the body. මේ වීඩියෝ එක දෙපාර බලපු ගමන් ඕන කෙනෙකුට ආහාර ජීර්ණ පද්ධතිය එක පාරින් මතක හිටිනව සත්තයි. ;-)
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