Razi Brown Medical geography and medicine are disciplines that are closely related. Medical geography is concerned with population health issues and spatial variation in the causes, distribution, prevention and treatment of diseases. While other health professions are particularly about the health challenge to improve the development and longevity of human life. Medical geography is …
What are Prokaryotes? Prokaryotic cells are cells without a true nucleus and lack membrane-bound organelles. The organisms are known as Prokaryotes – (pro means before; karyon means nucleus); Prokaryotes, therefore, are single-celled organisms (unicellular) that existed before the ones that have nuclei. Prokaryotic cells are therefore the simplest cells that are thought to have evolved before eukaryotic cells and …
What is GIS? GIS stands for Geographic Information system. GIS has so many functions in our world today, it should be viewed as a process rather than as merely software or hardware. To see GIS as merely a software or hardware system is to miss the crucial role it can play in …
Polio Eradication Initiative The Global Polio Eradication Initiative was launched the World Health Assembly (WHA) in 1988 with the goal of eradicating Polio by the year 2000. The WHA consist of ministers of health of different countries that are members of the World Health Organization. This global polio eradication initiative is the single and …
Polio vaccines are named after the founders; the Inactivated Polio Vaccine (IPV) is named Salk vaccine after Jonas Salk whereas the Oral Polio Vaccine (OPV) is named Sabin vaccine after Albert B. Sabin. These two vaccines are given to prevent Polio as there is currently no cure for the disease; they do this by inducing the body to …
Natural resources are referred to as biophysical materials that satisfy human wants and provide direct inputs to human well-being. They are widely scattered all over the earth and are unevenly distributed, including the flora and fauna, the mineral deposits, water bodies, consisting of sea, river, ocean streams and lake, weather and climate, …
Poliovirus is an RNA virus which belongs to the Picornaviridae Family of enteroviruses (Entrovirus is the scientific name for any virus that is transmitted through the intestine). The disease caused by Poliovirus is called Poliomyelitis, Polio or Infantile Paralysis. Poliovirus History Poliovirus disease (Polio) was first described in Britain in 1789 by Michael …
What is Polio? Polio or Poliomyelitis or Infantile Paralysis is an infectious disease caused by a virus called Poliovirus that mostly affects children but may occur in unvaccinated adults. The poliovirus can damage cells in the nervous system leading to paralysis but this only occurs in about 2% of those infected with it. Children …