බාහිර පරිසරය සහ රුධිරය අතර වායු හුවමාරුව සිදු කිරීම (ඔක්සිජන් ලබා ගැනීම සහ කාබන් ඩයොක්සයිඩ් පිට කිරීම).
This system facilitates breathing, bringing oxygen into the body and expelling carbon dioxide. The main organs involved are the nose, trachea (windpipe), and lungs.
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This system allows humans to produce offspring. The male and female reproductive organs are distinct, with functions including the production of sex cells (sperm and eggs) and hormones.
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8. අන්තරාසර්ග පද්ධතිය (Endocrine System)
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ශරීරයේ සෑම සෛලයකටම අවශ්ය පෝෂ්ය පදාර්ථ, ඔක්සිජන්, හෝමෝන ප්රවාහනය කිරීම සහ අපද්රව්ය ඉවත් කිරීමේ අවයව වෙත ඒවා රැගෙන යාම මෙයින් සිදුවේ.
For comprehensive information on human body systems in Sinhala, you can access several top-rated educational PDF resources. These materials are widely used by students in Sri Lanka, especially for Grade 10 and 11 Science. Top Human Body System PDFs in Sinhala
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