B5 health disease ... Flashcards
what is ‘health’?
a state of complete physical mental and social well being.
what is meant by a communicable and non communicable disease?
communicable-can spread between individuals e.g malaria
non communicable-cant be transmitted ….
cancer and heart disease.
Explain what a pathogen is and its link to communicable diseases .
Name some c diseases
organism such as viruses,bacteria ,fungi and protists that cause c diseases
cholera-bacterium-diarrhoea-contaminated water-clean water supplies
Tuberculosis-bacterium-coughing-air-infected ppl avoid crowded public spaces ,home well ventilated
Stomach ulcers-bacterium-nausea/vomiting-oral transmission-clean ter supplies and hygienic living conditi
Malaria-protist-damage to red blood cells-protist mos..-wear mosquito nets and repellent prevent m biting them
Ebola-virus-Haemorrhagic fever-bodily fluid-isolating infected individuals and sterilising areas
Chalara ash dieback-fungus-leaf loss-air wind-removing young infected ash trees ,restrict import or movement of ash trees
why is a person at a disadvantage when it has a disease?
natural barriers and defences already weakened allow other pathogens to get into body more easily cud make u more susceptible to other diseases less able to fight off others.
