A non-infectious disease that affects the gas exchange system.

Tubes that branch from the trachea into each lung.

When the symptoms of asthma get temporarily worse.

Something that increases the chance of ill health.

Asthma

Science

Differences between infectious and non-infectious disease

The gas exchange system in healthy humans

Lifestyle diseases

Smoking

Vaping

Recreational drug use: depressants

Recreational drug use: stimulants

Solvent abuse

Pupils will learn more about non-communicable diseases in humans including cardiovascular diseases and cancer; and about communicable diseases in humans and plants caused by pathogens including bacteria, viruses, fungi and protists.

Pupils learned about the major food groups, eating a balanced diet and how it affects health. Pupils also looked at food labels and calculated the amount of energy provided by different foods and investigated the effects of exercise on heart rate and breathing rate.

This unit explores the human gas exchange system, focusing on the impact of exercise, asthma, smoking, recreational drugs, and the differences between infectious and non-infectious diseases. It emphasises understanding scientific methods, evidence, risk evaluation, and peer review importance.

Disease and drugs

Subjects which particular individuals may be sensitive to, eg, adoption, migration, bereavement or death, divorce, poverty, deprivation.

Depiction or discussion of sensitive content

Which are lifestyle factors associated with developing asthma?

Asthma sufferers can experience an asthma {{}} which is when the symptoms of asthma get temporarily worse.

Which statements about asthma medication are true?

Asthma causes the narrowing of the {{}} which leads to constricted airflow into the lungs.

Sam: When someone has an asthma attack they have a high temperature and a rash.

Andeep: When someone has an asthma attack they may begin coughing and wheezing.

Lucas: When someone has an asthma attack they may feel very tired.

Who has the best description of an asthma attack?

True or false? Non-infectious diseases are caused by pathogens.

Put the parts of the gas exchange system in order to show the flow of air out of the lungs.

{{}} is the movement of particles from a high concentration to a low concentration.

a disease that cannot be passed from one organism to another.

a disease caused by a pathogen that can be passed between organisms.

something that increases the chance of something harmful happening.

Jun: If you drink excessive alcohol you will develop bowel cancer.

Sam: Drinking excessive alcohol will increase the risk of having bowel cancer.

Izzy: It is fine to drink alcohol when you are over the legal age.

Starter Quiz