Digestion is the process of breaking down food into simpler substances. Digestion is of two types: mechanical or physical digestion, and chemical digestion.
Chemical Digestion.
The process of changing food to substances that can be used by the body is known as digestion. In the average adult, the whole process of digestion takes about 50 hours.
Nutrients are substances that are absorbed by the body through the process of digestion.
Dissolved Oxygen can diffused through the membrane in digestion system by concentration gradient however the amount absorbed should be minimal or negligible.
The breakdown of complex components of food into simpler substances is called digestion.
These substances are called nutrients.
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These substances are called nutrients.
These substances are called nutrients.
The digestion
The liver. Page 133 [Emergency care of the sick and injured (EMT-B)] "Poisonous substances produced by digestion are brought to the liver and rendered harmless.