Investigate and describe the effects of physical activity on the rate and depth of breathingInvestigate and describe the effects of physical activity on the rate and depth of breathing%MCEPASTEBIN%
IGCSE Biology
Describe the differences in composition between inspired and expired air, limited to: oxygen, carbon dioxide and water vapour
Describe the differences in composition between inspired and expired air, limited to: oxygen, carbon dioxide and water vapour
Investigate the differences in composition between inspired and expired air using limewater as a test for carbon dioxide
Investigate the differences in composition between inspired and expired air using limewater as a test for carbon dioxide
Identify in diagrams and images the following parts of the breathing system: lungs, diaphragm, ribs, intercostal muscles, larynx, trachea, bronchi, bronchioles, alveoli and associated capillaries
Identify in diagrams and images the following parts of the breathing system: lungs, diaphragm, ribs, intercostal muscles, larynx, trachea, bronchi, bronchioles, alveoli and associated capillaries
Describe the features of gas exchange surfaces in humans, limited to: large surface area, thin surface, good blood supply and good ventilation with air
Describe the features of gas exchange surfaces in humans, limited to: large surface area, thin surface, good blood supply and good ventilation with air
Explain that the cholera bacterium produces a toxin that causes secretion of chloride ions into the small intestine, causing osmotic movement of water into the gut, causing diarrhoea, dehydration and loss of ions from the blood
Explain that the cholera bacterium produces a toxin that causes secretion of chloride ions into the small intestine, causing osmotic movement of water into the gut, causing diarrhoea, dehydration and loss of ions from the blood
Describe cholera as a disease caused by a bacterium which is transmitted in contaminated water
Describe cholera as a disease caused by a bacterium which is transmitted in contaminated water
State that memory cells are not produced in passive immunity
State that memory cells are not produced in passive immunity
Explain that passive immunity is a short-term defence against a pathogen by antibodies acquired from another individual, including across the placenta and in breast milk
Explain that passive immunity is a short-term defence against a pathogen by antibodies acquired from another individual, including across the placenta and in breast milk
Explain the role of vaccination in controlling the spread of diseases
Explain the role of vaccination in controlling the spread of diseases