what is ingestion ? what happen during ingestion
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Ingestion is the consumption of a substance by an organism. In animals, it normally is accomplished by taking in a substance through the mouth into the gastrointestinal tract; such as through eating or drinking. ... Ingestion is a common route taken by pathogenic organisms and poisons entering the body.
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Ingestion
the taking in of food
Food is taken into the mouth where it is physically broken down by the teeth into smaller pieces. The presence of food in the mouth triggers a nervous reflex that causes the salivary glands to deliver a watery fluid called saliva to the mouth.
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