Starter quiz
- We breathe air into our ...
- 'lungs' ✓
- True or false. Cellular respiration takes place in the nucleus.
- True
- False ✓
- Which image shows a mitochondrion?
- Which type of muscle is found in the heart?
- Cardiac muscle ✓
- Smooth muscle
- Skeletal muscle
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- We need ______ from the air and glucose from our food to provide cells with the fuels for respiration.
- 'oxygen' ✓
- True or false. Muscle cells need energy to contract and relax.
- True
- False ✓
Exit quiz
- Which of these activities would be classed as an exercise?
- Athletic training ✓
- Reading
- Playing on the computer
- Weight training ✓
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- How much exercise should a child or young person aim to complete each day?
- 30 minutes
- 60 minutes ✓
- 90 minutes
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- Physical activity can improve your ______ strength, including your heart.
- 'muscle' ✓
- How can physical activity also improve your mental health?
- Improve your flexibility
- Improve self esteem ✓
- Strengthen your bones
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- Breathing rate is the number of breaths per ...
- 'minute' ✓
- Why does our heart rate increase when we exercise?
- Cells need more carbon dioxide and glucose
- Cells need more blood
- Cells need more oxygen
- Cells need more oxygen and glucose and to remove carbon dioxide. ✓
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Worksheet
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Presentation
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Video
Lesson Details
Key learning points
- Exercise is activity requiring physical effort.
- Regular exercise is beneficial for good physical and mental health.
- Exercising causes increases in breathing rate and heart rate as cells need more oxygen for cellular respiration.
Common misconception
Health is only made up of physical health.
Remind students that health is a range from good to ill. Physical and mental health both contribute to a person's overall health.
Keywords
Exercise - Exercise is activity requiring physical effort.
Breathing rate - The number of breaths per minute.
Heart rate - The number of heart beats per minute.
Gas exchange - The process of oxygen diffusing from the lungs into the blood, and carbon dioxide diffusing from the blood into the lungs.
Cellular respiration - A chemical process in cells, which uses sugar as a fuel to provide energy for life processes.
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