chapter 3.2 sistem urinari manusia revised 2010
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Bab 3.2 SISTEM URINARY MANUSIA
Buah PinggangMenapis bahan buanganDan air berlebihan dariDarah menjadi air kencing
UreterMenyalurkan urine dariBuah pinggang kePundi kencing
Pundi kencingMenyimpan urine Sebelum dikeluarkan Dari badan
UrethraMenyalurkan urine keluar Dari badan
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Fungsi Buah Pinggang
1. Menapis darah
4. Mengekalkan pH darah
2. mengeluarkan bahan buangan spt urea, garam mineral dan air berlebihan
3. Mengawal tekanan darah
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Struktur Buah Pinggang
Nama : Cortex
Nama : Medulla
Nama : PelvisFungsi : mengumpul air kencing
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Organ Perkumuhan Dan Hasil Perkumuhan
Karbon dioksidaWap air
UreaAir
Asid uridGaram
Bahan buangan bernitrogen
UreaAir
Garam
Organ
Hasil
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Organ Perkumuhan Dan Hasil Perkumuhan
Organ Nama Hasil
perkumuhan
Proses
terlibat
Kulit Air
Urea
Garam mineral
Perpeluhan
Buah
Pinggang
Air
Urea
Garam mineral
Asid urid
Kencing
( urine )
Paru-paru Karbon dioksida
Air
Respirasi
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Kepentingan menjaga buah
pinggang yg sihat
Mengekalkan peredaran darah yg bersih dan sihat
Mengelakkan tekanan darah tinggi
Mengekalkan keseimbangan air dan garam dalam badan
Mengekalkan tulang yg sihat dan kuat
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Kerosakan buah pinggang
Boleh disebabkan oleh:
1. Kecederaan fizikal
2. Penyakit spt diabetes
3. Keracunan spt keracunan plumbum
Boleh dirawat dengan cara:1. Dialysis
2. Pemindahan buah pinggang
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Rawatan Dialysis
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Mesin Dialisis
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Kesan kerosakan buah pinggang
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exercise
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KEPENTINGAN PERKUMUHAN
1. Mengeluarkan bahan toksid spt karbon dioksida dan urea
2. Mengawal pH kulit
3. Menyejukkan badan bila peluh menyejat
4. Mengelakkan pemgumpulan bakteria pd kulit
5. Mengawal keseimbangan garam dan air dalam darah
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Conclusion
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