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Digestive System
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what is one of the jobs that saliva has in digestion?
It makes the solid food to be bolus/ breaks down food for digestion
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What is the colour changing as positive result of protein test?
Turn to purple/ Violet
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What is the colour changing as positive result of reducing starch test?
Turn to black/ dark blue
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What reagent/chemical used for protein test?
Biuret
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What reagent/chemical used for starch test?
Lugol/ Iodine
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What reagent/chemical used for reducing sugar test?
Benedict
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Nutrients from food are absorbed into the blood as chyme passes through the _________.
small intestine
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What reagent/chemical used for fat/lipid test?
Ethanol
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What are the squeezing movements made by the esophagus muscles as food moves to the stomach?
Peristalsis
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Name 5 organs that make up the alimentary canal.
Mouth, pharynx, esophagus, stomach, small intestine, large intestine, and anus.
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Food substances that enable the body to grow and repair its tissues.
proteins
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Where mechanical/ physical digestion takes place?
Mouth
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What tube moves food from the end of the mouth (pharynx) to STOMACH?
Esophagus
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The nutrients that provide stored energy and help insulate the body are called ___________.
fats
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food substances that act as the main source of energy.
carbohydrates
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Mention two types of digestion
Physical/ Mechanical digestion and Chemical digestion
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Bile is made in the....
liver
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In the small intestine __ __________ can pass into the bloodstream.
the nutrients
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What kind of food test that needs to be burnt/boiled to show the changing colour as the result?
Reducing sugar test using benedict
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What is the colour changing as positive result of reducing sugar test?
Turn to orange/ brick red
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Name a substance that aids chemical digestion.
ENZYME
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What is absorbed in the LARGE INTESTINE?
WATER
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