Excretion and Defecation

Science

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Waste products of the human body

Urine, sweat, faeces, carbon dioxide and water vapour

Excretion

Removal of waste product from the body

Defecation

Removal of faeces through the anus

Organ and their product of excretion

Skin excrete sweat

Organ and their product of excretion

Kidney excretes urine

Organ and their product of excretion

Lungs release carbon dioxide and water vapour

Organ and their product of excretion

Intestine expelled the undigested food materials called faeces

Faeces

Undigested food during the digestion process

Anus

The part of the intestine where the faeces will pass through before being eliminated

Importance of excretion and defecation

To avoid kidney stones and constipation that could lead to more sickness and complication

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