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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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Page 1: 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

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.

Page 2: 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

Calculate the energy in 300mL milkMilk (per 100 mL)

Energy 272 kJCarbohydrate 4.8gProtein 3.4gFat 3.8gCalcium 110 mg

272*3 = 816 kJ

Page 3: 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

What is L?

Pancreas

Page 4: 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

Villus

number

Large number to increase surface area

Page 5: 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

Dietary fibre

Function

Stimulate peristalsis in gut (intestine)

Page 6: 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

Night blindness

Not enough

Vitamin A

Page 7: 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

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.

Page 8: 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

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.

Page 9: 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

What is E?

Ileum

Page 10: 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

Dietary fibre

Deficiency disease

Constipation

Page 11: 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

Vitamin D

Deficiency disease

Rickets

Page 12: 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

Suggest a reason why construction workers require more energy than office

clerks.

Construction worker need more energy for stronger muscle contraction.

Page 13: 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

Explain how stomach is protected from digestion.

Mucus can protect stomach from digestion

Page 14: 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

The human digestive system consists of

Alimentary canal and Digestive glands

Page 15: 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

Pancreas

Digestive juice

Pancreatic juice

Page 16: 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

Vitamin D

Function

Help Calcium absorption

Page 17: 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

Intestinal juice

contain

Carbohydrase, protease

Page 18: 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

Digestion of protein starts at

K

Page 19: 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

Constipation

Need to eat more

vegetables

Page 20: 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

Calculate the amount of milk should take to get 900mg of calcium.

Milk (per 100 mL)Energy 272 kJCarbohydrate 4.8gProtein 3.4gFat 3.8gCalcium 110 mg

900/110*100 = 818 mL

Page 21: 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

Albustix paper

Positive result

Yellow to Green

Page 22: 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

Calcium

Deficiency disease

Rickets

Page 23: 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

Which part stores faeces?

N

Page 24: 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

Scurvy

Need to eat more

Fruit, vegetable

Page 25: 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

Stomach

Physical digestion by

Churning of muscle

Page 26: 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

The average energy requirment of Sam is 12000kJ but his average daily intake is 14000 kJ. Explain how his

diet affects his body weight.The energy intake (14000kJ) of the man is more than his daily need (12000 kJ) . Excess energy will be convert to fatty tissue and stored under skin and around internal organs. His weight increases / he will be overweight

Page 27: 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

Saliva

contain

Salivary amylase, water

Page 28: 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

Pregnant women need more protein

because

They need more protein for foetus growth

Page 29: 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

Rickets

Not enough

Calcium/ Vitamin D

Page 30: 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

Pancreatic juice

Secreted by

Pancreas

Page 31: 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

What part is acidic?

K

Page 32: 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

Scurvy

Not enough

Vitamin C

Page 33: 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

Clinistix paper

Positive result

Red to purple

Page 34: 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

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

Page 35: 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

Lipid

Food test

Spot test

Page 36: 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

What is absorption?

The digested food molecules enter the circulatory system.

Page 37: 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

What food substances are absorbed by Z?

Lipid soluble substances: fatty acid, glycerol, vitamin A, D, E, K

Z

Page 38: 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

Vitamin C

Food test

DCPIP test

Page 39: 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

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

Page 40: 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

What is digestion?

Food is broken down into soluble and simple molecules.

Page 41: 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

DCPIP test

Positive result

Blue to colourlessDecolorized

Page 42: 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

Reducing sugar

Food test

Benedict’s test

Page 43: 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

Blood in Y will first transport to….through……

liver; hepatic portal vein

Y

Page 44: 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

Constipation

Not enough

Dietary fibre

Page 45: 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

Constructive worker need more energy

because

They need more energy for stronger muscle contraction

Page 46: 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

Night blindness

Need to eat more

Fish liver oil, carrot

Page 47: 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

Rickets

Need to eat more

Dairy product, Cheese, Milk

Page 48: 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

Glucose

Function

Produce energy by respiration

Page 49: 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

What is egestion?

The undigested materials are removed from the body as faeces.

Page 50: 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

What is assimilation?

The absorbed food molecules are taken up by cells for metabolism.

Page 51: 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

What are the importance of food?

Providing energy for doing activities and keeping us warm;Providing raw materials for growth and repair of body tissues;maintaining health

Page 52: 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

Anaemia

Need to eat more

Meat, liver

Page 53: 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

Calculate the amount of milk should take to get 3600kJ ?

Milk (per 100 mL)Energy 272 kJCarbohydrate 4.8gProtein 3.4gFat 3.8gCalcium 110 mg

3600/272*100 = 1323.5mL

Page 54: 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

Small intestine is long

because

It can provide more time to digest and absorb food substances.

Page 55: 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

Bile

contain

Bile salt, hydrogencarbonate salt, bile pigment

Page 56: 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

Lipase

Can be found in

Pancreatic juice

Page 57: 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

Pancreatic juice

contain

Amylase, protease, lipase,Hydrogencarbonate salt

Page 58: 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

Gastric juice

contain

Protease, hydrochloric acid

Page 59: 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

What is Z?

Lacteal

Z

Page 60: 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

Iron

Function

Form haemoglogin

Page 61: 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

Amylase

Can be found in

Saliva, pancreatic juice

Page 62: 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

Food move in alimentary canal

by

peristalsis

Page 63: 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

Which part is acidic?

stomach

Page 64: 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

Energy requirement depands on

Age, gender, occupation, body status

Page 65: 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

What is N?

Rectum

Page 66: 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

Which part absorbs the largest amount

of nutrient?

E

Page 67: 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

Iron

Deficiency disease

Anaemia

Page 68: 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

Gastric juice

Secreted by

Gastric gland in stomach

Page 69: 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

Benedict’s test

Positive result

Brick red precipitate

Page 70: 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

Liver

Digestive juice

Bile

Page 71: 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

Protein

Food test

Albustix paper

Page 72: 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

Stomach

Digestive juice

Gastric juice

Page 73: 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

Girls needs more iron than boys

because

Girls loss blood in menstruation. They need more iron to produce

blood

Page 74: 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

Teenager need more protein

because

They need more protein for growth

Page 75: 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

What food substances are absorbed by Y?

Water soluble substances: glucose, amino acid, vitamin C, minerals, water

Y

Page 76: 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

What is B?

Gall bladder

Page 77: 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

Glucose

Food test

Clinistix paper

Page 78: 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

Intestinal juice

Secreted by

Intestinal gland in small intestine

Page 79: 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

Spot test

Positive result

Translucent spot disappeared

Page 80: 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

Anaemia

Not enough

Iron

Page 81: 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

State two features of X that allow it to absorb food substances easily.

X is finger like to increase surface area to absorb food.There are lots of X in small intestine to increase surface

area to absorb food.

X

Page 82: 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

Vitamin C

Function

Forming connective tissue

Page 83: 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

Mouth

Digestive juice

Saliva

Page 84: 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

Chemical digestion

by

Digestive enzymes

Page 85: 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

How to choose a healthier fast food?

Choose fast food with less sugar, less fried meat and more fresh vegetables

Page 86: 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

What is the fluid inside Z?

Lymph

Z

Page 87: 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

Mouth

Physical digestion by

Chewing of teeth

Page 88: 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

Bile

Physical digestion by

Emulsify fat to oil droplet to increase surface area for lipase to act on

Page 89: 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

Our body weight increase

because

Our energy intake is more than energy output. Excess energy will change to

lipid and store in our body.

Page 90: 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

Small intestine

Digestive juice

Intestinal juice

Page 91: 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

What is X?

Villus

X

Page 92: 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

Iodine test

Positive result

Brown to blue black

Page 93: 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

Protein

Functions

Growth and repair, produce enzyme, hormone,

haemoglobin

Page 94: 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

Lipid

Function

Produce energy, shock absorber, heat insulator

Page 95: 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

Protease

Can be found in

Gastric juice, pancreatic juice, intestinal juice

Page 96: 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

Calcium

Function

Form bones and teeth

Page 97: 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

Water

Function

As solvent, for transport, heat loss by sweating

Page 98: 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

Physical digestion

function

Increase surface area of food for digestive enzyme to act on

Page 99: 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

Fast food is unhealthy

because

It contain lots of carbohydrates and fats. But usually not enough dietary

fibre.

Page 100: 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

Vitamin C

Deficiency disease

Scurvy

Page 101: 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

Vitamin A

Deficiency disease

Night blindness

Page 102: 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

What part does digestion of lipid start?

D

Page 103: 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

Vitamin A

Function

Form pigment for night vision

Page 104: 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

Teenager need more protein

because

They need more protein for growth

Page 105: 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

Teenager need more calcium

for

The growth of bones and teeth

Page 106: 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

Our body weight decrease

when

Our energy output is more than energy intake. Stored lipid and glycogen will

be used to produce energy.

Page 107: 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

Villus

shape

Finger like to increase surface area for absorption

Page 108: 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

What is Y?

Blood capillaries

Y

Page 109: 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

Starch

Food test

Iodine test

Page 110: 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

Matching

Glucose . .ProteinGlycerol . .StarchAmino acid. .LipidFatty acid .

Page 111: 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

Saliva

Secreted by

Salivary gland

Page 112: 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

What is ingestion?

Food is taken in through the mouth.

Page 113: 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

Bile

Secreted by

Liver

Page 114: 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

What are the 7 types of food substances?

carbohydrate 碳水化合物protein 蛋白質lipid 脂質mineral 礦物質vitamin 維生素dietary fibre 食用纖維water

Page 115: 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

What part is ingestion take

place?H