The digestive system Flashcards

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1
Q

What are the two processes of digestion?

A
  1. extracting nutrients from the food we eat

2. absorbing the nutrients into the body for use by cells

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2
Q

Describe the first process of digestion (extracting nutrients from the food we eat)

A

Food is what we consume and nutrients are smaller molecules broken down from the food to be absorbed into the blood and taken into our cells

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3
Q

How are foods broken down into nutrients

A

enzymes will break down the food we consume so that the nutrients can be absorbed into our cells

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4
Q

what is the alimentary canal

A
  • runs from the mouth to the anus
  • part of the digestion system (along with the pancreas, liver, gall bladder and salivary gland)
  • enzymes break down food into smaller molecules, nutrients during chemical digestion which are absorbed through the lining
  • it is structured to carry out basic digestion activities
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5
Q

what are the six basic activities of digestion

A
  • ingestion of food and water
  • mechanical digestion of food
  • chemical digestion of food’
  • the movement of food along the alimentary canal
  • absorption of digested food and water into the blood and lymph
  • elimination of material that is not absorbed
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