(3 marks)
List any three organ systems in the human body and write their functions.
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Digestive system- The conversion of complex substances in to simple and absorbable forms.
Excretory system- Removal of nitrogenous wastes from body.
Respiratory system- Helps in exchange of gases.
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1. CIRCULATORY SYSTEM
CIRCULATES BLOOD AROUND THE BODY , DELIVERING OXYGEN AND NUTRIENTS TO ORGANS AND CELLS
ALSO KEEPS THE BODY TEMPERATURE IN SAFE RANGE OR NORMAL.
2. MUSCULAR SYSTEM
ENABLES THE BODY TO MOVE USING MUSCLES
3. ENDOCRINE SYSTEM
INFLUENCES THE FUNCTION OF THE BODY USING HORMONES
ALSO A BONUS POINT
4. SKELETAL SYSTEM
BONES MAINTAIN THE STRUCTURE OF THE BODY AND ITS ORGANS
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