Nutrition an der Middlesex University | Karteikarten & Zusammenfassungen

Lernmaterialien für Nutrition an der Middlesex University

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What is the intake range of CHO?
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40-80%
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How much calories does 1g of carbohydrates have?
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4 kcals
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Which are the essentials amino acids? 
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Lysine - Lys
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What are the factors that affect DRVs requirements?
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Age
• e.g. the RNI for vitamin C for a child aged 1 year and under is 25 mg/d, and for an adult is 40mg/d.

Gender
• e.g. the RNI for iron in women aged 19-50 years is 14.8 mg/d, which is higher than for men (8.7 mg/d) to cover menstrual losses.

Growth
• e.g. adolescents have higher calcium requirements to cover their bone growth.

Pregnancy and Lactation
• e.g. The RNI for calcium in women that are breastfeeding is 550 mg/d more than adult females who are not breastfeeding.
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What are the functions and sources of Copper - Cu?
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Functions
▪ Third most abundant dietary trace metal after iron and zinc.
▪ Component of many enzymes and is needed to produce red and white blood cells.
▪ Utilise iron efficiently
▪ Important for infant growth, brain development, the immune system and for strong bones.

Sources
▪ Shellfish 
▪ Liver
▪ Kidney
▪ Nuts
▪ wholegrain cereals
   
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What do CHO provide the body with?
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Provides energy to support muscular work, brain activity and breathing.
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Role of CHO in diet?
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Sweeteners - Sugar
Preservatives - Jams
Texture - Ice Cream
Baking agent - Biscuit, cakes
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What are the main sources of CHO in the UK?
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32% - Cereals 
15% - Meat
10% - Drinks and Milk products
9% - Potatoes and savoury snacks
7% - Other foods
6% - Sugar and preserves
4% - Vegetables 
4% - Fats spreads
3% - Fish
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Where does the Citric acid cycle occur in Eukaryotic cells? 
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Occurs in the matrix of the mitochondrion.
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What are the main functions of Proteins?
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Structural
e.g. muscles, bones, connective tissue, blood cells and all cell membranes.

Functional
e.g. hormones, acid-base balance, fluid balance, immunity.

Energy
AA broken down- use as metabolic fuels.
Metabolic pathways for synthesis of non-protein compounds- e.g. CHO, fats.

AA = amino acids
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What is High biological value?
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Animal sources and soy (plant source).
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What are free sugars? 
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Monosaccharides and Disaccharides
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  • 1401 Karteikarten
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Beispielhafte Karteikarten für deinen Nutrition Kurs an der Middlesex University - von Kommilitonen auf StudySmarter erstellt!

Q:
What is the intake range of CHO?
A:
40-80%
Q:
How much calories does 1g of carbohydrates have?
A:
4 kcals
Q:
Which are the essentials amino acids? 
A:
Lysine - Lys
Q:
What are the factors that affect DRVs requirements?
A:
Age
• e.g. the RNI for vitamin C for a child aged 1 year and under is 25 mg/d, and for an adult is 40mg/d.

Gender
• e.g. the RNI for iron in women aged 19-50 years is 14.8 mg/d, which is higher than for men (8.7 mg/d) to cover menstrual losses.

Growth
• e.g. adolescents have higher calcium requirements to cover their bone growth.

Pregnancy and Lactation
• e.g. The RNI for calcium in women that are breastfeeding is 550 mg/d more than adult females who are not breastfeeding.
Q:
What are the functions and sources of Copper - Cu?
A:
Functions
▪ Third most abundant dietary trace metal after iron and zinc.
▪ Component of many enzymes and is needed to produce red and white blood cells.
▪ Utilise iron efficiently
▪ Important for infant growth, brain development, the immune system and for strong bones.

Sources
▪ Shellfish 
▪ Liver
▪ Kidney
▪ Nuts
▪ wholegrain cereals
   
Mehr Karteikarten anzeigen
Q:
What do CHO provide the body with?
A:
Provides energy to support muscular work, brain activity and breathing.
Q:
Role of CHO in diet?
A:
Sweeteners - Sugar
Preservatives - Jams
Texture - Ice Cream
Baking agent - Biscuit, cakes
Q:
What are the main sources of CHO in the UK?
A:
32% - Cereals 
15% - Meat
10% - Drinks and Milk products
9% - Potatoes and savoury snacks
7% - Other foods
6% - Sugar and preserves
4% - Vegetables 
4% - Fats spreads
3% - Fish
Q:
Where does the Citric acid cycle occur in Eukaryotic cells? 
A:
Occurs in the matrix of the mitochondrion.
Q:
What are the main functions of Proteins?
A:
Structural
e.g. muscles, bones, connective tissue, blood cells and all cell membranes.

Functional
e.g. hormones, acid-base balance, fluid balance, immunity.

Energy
AA broken down- use as metabolic fuels.
Metabolic pathways for synthesis of non-protein compounds- e.g. CHO, fats.

AA = amino acids
Q:
What is High biological value?
A:
Animal sources and soy (plant source).
Q:
What are free sugars? 
A:
Monosaccharides and Disaccharides
Nutrition

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