health and human aos3 Flashcards
categories of diseases
infectious and parasitic diseases, injury and poisoning, respiratory diseases, cancers, and cardiovascular diseases
what is public health?
organization and collective effort to improve the health status of the entire population, and ways the government monitor, regulate, and promote health status and prevent dieases
who/what do public health forces on
population groups rather than individuals
what is old public health?
focused on changing the physical environment to prevent the spread of diseases
old public health policies and practices
improve water and sanitation, mass immunization programs, safer working conditions, better food and nutrition, and introduction of quarantine laws
the biomedical model
focuses on the physical or biological aspects of disease
defining features of the biomedical model of health
it is relatively expensive, it forces on the disease itself, it is responsible for many development in medical technology, it focusses of individuals with disease, not the whole population, it accounts for a large proportion of the health budget.
examples of the biomedical model.
- stitches to assist the healing of a cut or laceration.
- surgery to replace a hip or remove appendix.
- chemotherapy to treat cancer.
- medication to lower blood pressure.
- X-rays to diagnose fractured bones.
strengths of the biomedical model.
- it creates advances in technology and research.
- many common problems can be effectively treated.
- extends life expectancy.
- improves quality of life.
limitations of biomedical model.
- it relies on professional health workers and technology so therefor it is costly.
- it doesn’t promote good health.
- not every condition can be treated.
new public health.
it focusses on the prevention of ill-health among population. has a primary focus on lifestyle diseases, came into effect in the mid 1970s. aims to change unhealthy behaviours by addressing the sociocultural and environmental factors that contribute to inequities in health outcomes.
the social model
it was developed in response to many lifestyle disease increasing and some population groups not experiencing the same improvements in health and wellbeing as the rest of the population.
characteristics of the social model of health
- it is relatively inexpensive.
- prevent diseases.
- it aims to target disadvantaged groups.
- it has 5 key principles.
strengths of social model
- promotes good health and preventing diseases.
- overall health and wellbeing
- relatively inexpensive.
- focuses on vulnerable population groups.
-education can be passed from generation to generation.
limitations of the social model of health.
- not every condition can be prevented.
- does not promote the development of technology and medical knowledge.
- it does not address health and wellbeing concerns of individuals.
- health promotion messages may be ignored.