vitamin d deficiency disease rickets. constipation not enough dietary fibre
TRANSCRIPT
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Vitamin D
Deficiency disease
Rickets
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Constipation
Not enough
Dietary fibre
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Constructive worker need more energy
because
They need more energy for stronger muscle contraction
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Night blindness
Need to eat more
Fish liver oil, carrot
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Rickets
Need to eat more
Dairy product, Cheese, Milk
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Constipation
Need to eat more
vegetables
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Vitamin C
Deficiency disease
Scurvy
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Lipid
Food test
Spot test
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Energy requirement depands on
Age, gender, occupation, body status
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Dietary fibre
Function
Stimulate peristalsis in gut (intestine)
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Vitamin A
Function
Form pigment for night vision
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Teenager need more protein
because
They need more protein for growth
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Teenager need more calcium
for
The growth of bones and teeth
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Starch
Food test
Iodine test
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Matching
Glucose . .ProteinGlycerol . .StarchAmino acid. .LipidFatty acid .
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Vitamin D
Function
Help Calcium absorption
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Scurvy
Not enough
Vitamin C
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Clinistix paper
Positive result
Red to purple
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Pregnant women need more protein
because
They need more protein for foetus growth
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Iron
Deficiency disease
Anaemia
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Rickets
Not enough
Calcium/ Vitamin D
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Baby need more energy per unit body weight
because
The relative surface area of baby is large, they need more energy to
produce heat to compensate heat loss
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DCPIP test
Positive result
Blue to colourlessDecolorized
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Peter: Weight:50kg, Daily energy requirements: 11500 kJ
Calculate Peter’s daily energy requirement per unit body weight (kJ/kg)?
11500/50 = 230 kJ/kg
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Vitamin C
Food test
DCPIP test
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Glucose
Function
Produce energy by respiration
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Reducing sugar
Food test
Benedict’s test
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What is the fate of excess protein?
Excess amino acids cannot stored and will be broken down in liver by deamination :(i) Urea formed is carried via the bloodstream to the kidneys and is excreted in the urine.(ii) The remaining part of the amino acid is converted to glycogen and stored in liver.
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Benedict’s test
Positive result
Brick red precipitate
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Protein
Food test
Albustix paper
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Iodine test
Positive result
Brown to blue black
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Protein
Functions
Growth and repair, produce enzyme, hormone,
haemoglobin
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Lipid
Function
Produce energy, shock absorber, heat insulator
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Calcium
Function
Form bones and teeth
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Water
Function
As solvent, for transport, heat loss by sweating
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Vitamin A
Deficiency disease
Night blindness
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What is the fate of excess glucose?
Excess glucose is converted to glycogen by the liver for
storage. Some of the excess glucose is converted to
lipid.
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Calculate the energy in 300mL milkMilk (per 100 mL)
Energy 272 kJCarbohydrate 4.8gProtein 3.4gFat 3.8gCalcium 110 mg
272*3 = 816 kJ
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Dietary fibre
Deficiency disease
Constipation
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Albustix paper
Positive result
Yellow to Green
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Calcium
Deficiency disease
Rickets
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Scurvy
Need to eat more
Fruit, vegetable
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Anaemia
Need to eat more
Meat, liver
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Girls needs more iron than boys
because
Girls loss blood in menstruation. They need more iron to produce
haemoglobin in blood
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Teenager need more protein
because
They need more protein for growth
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Night blindness
Not enough
Vitamin A
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Glucose
Food test
Clinistix paper
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Spot test
Positive result
Translucent spot disappeared
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Anaemia
Not enough
Iron
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Vitamin C
Function
Forming connective tissue
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Iron
Function
Form haemoglogin