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Slide 1

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By Chloe Derby…read more

Slide 2

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The aim of digestion is to break food down
into essential components such as sugar and
amino acids.
The process begins with the mouth where
food mixes with saliva.…read more

Slide 3

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Mouth (contains saliva) Saliva (contains
enzymes) Oesophagus Stomach
Duodenum (first part of the small intestine,
contains a cocktail of enzymes) Glucose and
amino acids absorbed through small intestine
Large intestine Excretion…read more

Slide 4

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Insulin and glucagon are two hormones
released from the pancreas gland.
Insulin: enables glucose and fats in the
bloodstream to be stored within cells. It is
therefore vital to the control of blood
glucose levels.
Glycogen: complex carbohydrate found in
muscles and the liver and an important
energy reserve for the body. Food intake
raises blood glucose levels, and insulin
converts some of this blood glucose into
glycogen.…read more

Slide 5

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Diabetes is caused by low blood insulin which
leads to high levels of blood glucose.
Type 1 occurs at a young age and is caused by
early damage to the pancreas gland.
Type 2 occurs later in life when the pancreas
gradually fails to secrete enough insulin. It is
associated with obesity .
Diabetes requires regular treatment with
insulin which has to be carefully monitored.
Too much insulin means that more glucose is
stored therefore glucose blood levels fall
dramatically. Also has serious consequences.…read more

Slide 6

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High levels of blood glucose caused by low
levels of insulin found in diabetes.
There can be severe health consequences
such as confusion, delirium, loss of
consciousness and, in the long term, heart
attacks and blindness.…read more

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