Diseases of the digestive system

• Describe Gastroenteritis and the sign and symptoms

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• ​Describe Food intolerance and the sign and symptoms

• ​Recap the digestive system

• Look at 2 diseases of the digestive system

What are we learning today?

What do you need to know by the end of the lesson?

Conditions affecting the digestive system.

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• Gastroenteritis

• Inflammatory bowel disease

• Irritable bowel syndrome

• Food intolerances

• Constipation

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Group Research:

Enter = Intestines

Itis = Inflammation ​

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Signs and Symptoms

• Watery diarrhoea

• Cramps and pain in the stomach

• Nausea, vomiting

• Muscle aches

• Headache

• Fever

Gastroenteritis can affect any person of any age.

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It is more dangerous for very young children, older adults and people with other serious medical conditions.

The best way to prevent gastroenteritis is to practise good personal hygiene.

There is no cure for gastroenteritis.

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1. Stop eating solid foods for at least a few hours.

2. Remain hydrated by drinking water.

3. If the symptoms do not improve after a number of days, call a doctor or organise a consultation from a virtual clinic.

4. For infants and children, call the doctor straight away if there is a high fever of 38.9oC or more, or if the child is in pain or dehydrated

difficulty digesting certain foods.

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Signs and Symptoms

• Stomach pain

• Bloating

• Headaches

• Nausea

• Diarrhoea

​Foods that people commonly have an intolerance to:

• Lactose (found in dairy products),

• Gluten

• Eggs.

Food intolerances are difficult to diagnose as the symptoms are similar to many other digestive conditions.

​The doctor will ask patients to keep a food diary. To see what foods could be causing the problem.

General = P62

Advanced = ​P66

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Workbook Activity: