nutrients science and technology iii. what is a nutrient?
TRANSCRIPT
NutrientsNutrients
Science and Technology IIIScience and Technology III
What is a Nutrient?What is a Nutrient?
What is a Nutrient?What is a Nutrient?
substances the body needs forsubstances the body needs for
What is a Nutrient?What is a Nutrient?
substances the body needs forsubstances the body needs for• energy (fuel)energy (fuel)
What is a Nutrient?What is a Nutrient?
substances the body needs forsubstances the body needs for• energy (fuel)energy (fuel)• growth and repairgrowth and repair
There are SIX (6) basic There are SIX (6) basic nutrientsnutrients
There are SIX (6) basic There are SIX (6) basic nutrientsnutrients
1 CarbohydratesCarbohydrates
There are SIX (6) basic There are SIX (6) basic nutrientsnutrients
1 CarbohydratesCarbohydrates2 FatsFats
There are SIX (6) basic There are SIX (6) basic nutrientsnutrients
1 CarbohydratesCarbohydrates2 FatsFats3 ProteinsProteins
There are SIX (6) basic There are SIX (6) basic nutrientsnutrients
1 CarbohydratesCarbohydrates2 FatsFats3 ProteinsProteins4 VitaminsVitamins
There are SIX (6) basic There are SIX (6) basic nutrientsnutrients
1 CarbohydratesCarbohydrates2 FatsFats3 ProteinsProteins4 VitaminsVitamins5 MineralsMinerals
There are SIX (6) basic There are SIX (6) basic nutrientsnutrients
1 CarbohydratesCarbohydrates2 FatsFats3 ProteinsProteins4 VitaminsVitamins5 MineralsMinerals6 WaterWater
MACROnutrients and MACROnutrients and MICROnutrientsMICROnutrients
MICROnutrients and MICROnutrients and MACROnutrientsMACROnutrients
MicronutrientsMicronutrients are simple, soluble are simple, soluble nutrients, that the body can absorb nutrients, that the body can absorb and use right awayand use right away
MICROnutrients and MICROnutrients and MACROnutrientsMACROnutrients
Micronutrients are simple, soluble Micronutrients are simple, soluble nutrients, that the body can absorb nutrients, that the body can absorb and use right awayand use right away
MacronutrientsMacronutrients are complex are complex molecules, that have to be molecules, that have to be digested firstdigested first
MicroNutrientsMicroNutrients
Some nutrients are Some nutrients are simple simple moleculesmolecules that can be used that can be used directly by cellsdirectly by cells
MicroNutrientsMicroNutrients
Some nutrients are Some nutrients are simple simple moleculesmolecules that can be used that can be used directly by cellsdirectly by cells• vitaminsvitamins
MicroNutrientsMicroNutrients
Some nutrients are Some nutrients are simple simple moleculesmolecules that can be used that can be used directly by cellsdirectly by cells• vitaminsvitamins• mineralsminerals
MicroNutrientsMicroNutrients
Some nutrients are Some nutrients are simple simple moleculesmolecules that can be used that can be used directly by cellsdirectly by cells• vitaminsvitamins• mineralsminerals• waterwater
MicroNutrientsMicroNutrients
Some nutrients are Some nutrients are simple simple moleculesmolecules that can be used that can be used directly by cellsdirectly by cells• vitaminsvitamins• mineralsminerals• waterwater
MicroNutrientsMicroNutrients
Some nutrients are Some nutrients are simple moleculessimple molecules that can be used directly by cellsthat can be used directly by cells
vitaminsmineralswater
MacroNutrientsMacroNutrients
Other nutrients need to be broken Other nutrients need to be broken down into simpler substances down into simpler substances before they can be absorbedbefore they can be absorbed
MacroNutrientsMacroNutrients
Other nutrients need to be broken Other nutrients need to be broken down into simpler substances down into simpler substances before they can be absorbedbefore they can be absorbed
This is called This is called digestiondigestion
MacroNutrientsMacroNutrients
Macronutrients Digested Into:Macronutrients Digested Into:
MacroNutrientsMacroNutrients
Macronutrients Digested Into:Macronutrients Digested Into:
carbohydratescarbohydrates
MacroNutrientsMacroNutrients
Macronutrients Digested Into:Macronutrients Digested Into:
carbohydrates carbohydrates simple simple sugarssugars
MacroNutrientsMacroNutrients
Macronutrients Digested Into:Macronutrients Digested Into:
carbohydrates carbohydrates simple simple sugarssugars
proteinsproteins
MacroNutrientsMacroNutrients
Macronutrients Digested Into:Macronutrients Digested Into:
carbohydrates carbohydrates simple simple sugarssugars
proteinsproteins amino acidsamino acids
MacroNutrientsMacroNutrients
Macronutrients Digested Into:Macronutrients Digested Into:
carbohydrates carbohydrates simple simple sugarssugars
proteinsproteins amino acidsamino acids fatsfats
MacroNutrientsMacroNutrients
Macronutrients Digested Into:Macronutrients Digested Into:
carbohydrates carbohydrates simple sugarssimple sugars proteinsproteins amino acidsamino acids fatsfats fatty acidsfatty acids
andandglycerolglycerol
MacroNutrientsMacroNutrients
Macronutrients Digested Into:Macronutrients Digested Into:
carbohydrates carbohydrates simple sugarssimple sugars proteinsproteins amino acidsamino acids fatsfats fatty acidsfatty acids
andandglycerolglycerol
Building BlocksMacromolecules
How the body uses How the body uses nutrientsnutrients
How the body uses How the body uses nutrientsnutrients
ENERGYENERGY
How the body uses How the body uses nutrientsnutrients
ENERGYENERGY
carbohydratescarbohydrates
How the body uses How the body uses nutrientsnutrients
ENERGYENERGY
carbohydratescarbohydrates fatsfats
How the body uses How the body uses nutrientsnutrients
ENERGYENERGY
carbohydratescarbohydrates fatsfats proteinsproteins
How the body uses How the body uses nutrientsnutrients
GROWTH and REPAIRGROWTH and REPAIR
How the body uses How the body uses nutrientsnutrients
GROWTH and REPAIRGROWTH and REPAIR
proteinprotein
How the body uses How the body uses nutrientsnutrients
GROWTH and REPAIRGROWTH and REPAIR
proteinprotein mineralsminerals
How the body uses How the body uses nutrientsnutrients
CONTROL and MAINTENANCE of CONTROL and MAINTENANCE of body processesbody processes
How the body uses How the body uses nutrientsnutrients
CONTROL and MAINTENANCE of CONTROL and MAINTENANCE of body processesbody processes
vitaminsvitamins
How the body uses How the body uses nutrientsnutrients
CONTROL and MAINTENANCE of CONTROL and MAINTENANCE of body processesbody processes
vitaminsvitamins mineralsminerals
How the body uses How the body uses nutrientsnutrients
CONTROL and MAINTENANCE of CONTROL and MAINTENANCE of body processesbody processes
vitaminsvitamins mineralsminerals waterwater
How the body uses How the body uses nutrientsnutrients
CONTROL and MAINTENANCE of CONTROL and MAINTENANCE of body processesbody processes
vitaminsvitamins mineralsminerals waterwater fibrefibre
What’s FIBRE ??What’s FIBRE ??
What’s FIBRE ??What’s FIBRE ??
Fibre is a kind of Fibre is a kind of carbohydratecarbohydrate which which cannotcannot be digested be digested
What’s FIBRE ??What’s FIBRE ??
Fibre is a kind of Fibre is a kind of carbohydratecarbohydrate which which cannotcannot be digested be digested
What’s FIBRE for ??What’s FIBRE for ??
What’s FIBRE for ??What’s FIBRE for ??
Fibre retains some water in the Fibre retains some water in the contents of the large intestine contents of the large intestine (feces)(feces)
What’s FIBRE for ??What’s FIBRE for ??
Fibre retains some water in the Fibre retains some water in the contents of the large intestine contents of the large intestine (feces)(feces) Did you really want to know that?
What’s FIBRE for ??What’s FIBRE for ??
Fibre retains some water in the Fibre retains some water in the contents of the large intestine contents of the large intestine (feces)(feces)
Fibre Fibre helps prevent constipationhelps prevent constipation
What’s FIBRE for ??What’s FIBRE for ??
Fibre retains some water in the Fibre retains some water in the contents of the large intestine contents of the large intestine (feces)(feces)
Fibre helps prevent constipationFibre helps prevent constipation Fibre Fibre reduces the risk of colon reduces the risk of colon
cancercancer
What’s FIBRE for ??What’s FIBRE for ??
Fibre retains some water in the Fibre retains some water in the contents of the large intestine contents of the large intestine (feces)(feces)
Fibre helps prevent constipationFibre helps prevent constipation Fibre reduces the risk of colon Fibre reduces the risk of colon
cancercancer Fibre Fibre helps lower blood levels of helps lower blood levels of
‘bad’ cholesterol‘bad’ cholesterol
What’s FIBRE for ??What’s FIBRE for ??
Fibre retains some water in the Fibre retains some water in the contents of the large intestine (feces)contents of the large intestine (feces)
Fibre helps prevent constipationFibre helps prevent constipation Fibre reduces the risk of colon cancerFibre reduces the risk of colon cancer Fibre helps lower blood levels of ‘bad’ Fibre helps lower blood levels of ‘bad’
cholesterolcholesterol Fibre Fibre reduces the risk of heart attack reduces the risk of heart attack
and strokeand stroke
What’s FIBRE for ??What’s FIBRE for ??
Pretty good for something that Pretty good for something that goes right through the digestive goes right through the digestive system, without getting digested system, without getting digested or absorbed!or absorbed!
The EndThe End