New
New
Year 8

Imbalanced diet: starvation and deficiency diseases

I can explain the effects on the human body of not consuming enough nutrients.

New
New
Year 8

Imbalanced diet: starvation and deficiency diseases

I can explain the effects on the human body of not consuming enough nutrients.

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Lesson details

Key learning points

  1. Not consuming a balanced diet can lead to ill health.
  2. Body mass index (BMI) is calculated from a person’s height and body mass.
  3. Not consuming enough food can cause BMI to become too low, and eventually lead to starvation.
  4. Deficiency diseases are the result of not consuming enough of a particular nutrient.

Keywords

  • BMI - Body mass index (BMI) is a measure that compares your weight and height to assess whether they are in a healthy proportion.

  • Starvation - When a person does not receive enough calories for their normal bodily function.

  • Deficiency disease - A disease that occurs due to a lack of essential nutrients in the diet.

Common misconception

Malnutrition is all about being too thin.

Clear statement included to dispel this myth.

Give pupils the opportunity to calculate their own BMI, if they feel comfortable doing so.
Teacher tip

Equipment

Content guidance

  • Depiction or discussion of mental health issues

Supervision

Adult supervision required

Licence

This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).

Lesson video

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6 Questions

Q1.
A person's overall health is made up of their physical and health.
Correct Answer: mental, Mental
Q2.
Which of these are essential vitamins?
Correct answer: vitamin A
Correct answer: vitamin D
vitamin Y
vitamin Z
Q3.
is a source of building materials to make biomass for growth and repair.
Correct Answer: Food, food
Q4.
Match the key term to the definition.
Correct Answer:mental health,how you feel, think and act

how you feel, think and act

Correct Answer:physical health,the condition of your body

the condition of your body

Correct Answer:disease,a persistent harmful deviation from a normal function or behaviour

a persistent harmful deviation from a normal function or behaviour

Q5.
What nutrient in food is needed for growth and repair?
Correct Answer: Protein, amino acids, protein, Amino acids
Q6.
True or false? To be healthy we should eat a diet free from fat.
True
Correct answer: False

6 Questions

Q1.
What does BMI stand for?
Correct answer: body mass index
body mass indicator
body maintenance indication
Q2.
If a man has a BMI of 24, what category would that put him into for his weight?
less than 18.5 = underweight
Correct answer: between 18.5 and 24.9 = healthy weight
between 30 and 39.9 = obese
40 or more = severely obese
Q3.
How do we calculate BMI?
body mass ÷ height
Correct answer: body mass ÷ (height)²
body mass × height²
Q4.
nervosa is a serious psychiatric disease that can lead to starvation.
Correct Answer: Anorexia , anorexia
Q5.
Which two treatments can be used to treat anorexia nervosa?
Correct answer: talking therapy
physiotherapy
Correct answer: supervised weight gain
swimming
Q6.
Match the person to the diet they should eat.
Correct Answer:builder,high in carbohydrates and healthy fats along with a mix of fruit

high in carbohydrates and healthy fats along with a mix of fruit

Correct Answer:child,high in carbohydrates and protein

high in carbohydrates and protein

Correct Answer:IT worker,medium amount of carbohydrates, healthy fats, protein and fruit.

medium amount of carbohydrates, healthy fats, protein and fruit.