مدرس المادة
•Renal System:- (Urinary System)
• - The urinary system is composed of:
• 1. Two kidneys. 2. Two ureters.
• 3. Urinary Bladder. 4. Urethra.
•- The kidney plays a major role in controlling the volume of blood(water) and also controlling ion concentration and PH.
- The kidney is a major excretory organ, responsible for the removal of metabolic waste products from the blood
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