Geography is a discipline that has contributed to national development for quite a long time. The word geography can be broken into the two basic parts “GEO” and “GRAPHY.” GEO + GRAPHY literally means, “to write about the Earth.” Geocomes from the Greek word for Earth (the wordGaea,also meaning earth, is derived from …
The term industry covers a multitude of meanings; in its narrowest sense, it may only refer to manufacturing- the making of goods. This conjures up visions of factories and mills and it is in consequence rather limited in scope. In its broadest sense, it is refers to all stages and types of economic activity …
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What is Bronchiectasis? Bronchiectasis is abnormal and permanent dilatation of the bronchi. The trachea divides into two to give rise to bronchi. These bronchi become increased in sized (dilated) in Bronchiectasis. When the bronchi become dilated (widened), they cause chronic and recurrent infections of the airways and secretions pool within it. Bronchiectasis …
Spatial interactions include different types of movements such as travel, migration, transmission of information, journeys to work or shopping, retailing activities, or freight distribution. Our knowledge about spatial interaction can be generally or highly particularistic (specific). Normally, it seems easy to state why a particular movement takes place: the heart of a …
Extrapulmonary Tuberculosis is a type of Tuberculosis that occurs outside of the lungs. It is called Extrapulmonary Tuberculosis (EPTB) because the most common organ of the body affected by Tuberculosis is the lungs. Tuberculosis is a multi-systemic disease (it affects many organs of the body) caused by Mycobacterium Tuberculosis (M. Tuberculosis). It may occur …
What is Miliary Tuberculosis? Miliary tuberculosis is a form of Disseminated TB or Extrapulmonary TB that is caused by sudden diffuse dissemination of tubercle bacilli through the bloodstream (hematogenous spread of TB). Miliary Tuberculosis mainly occurs in children and young adults but may also occur in older people and it is insidious …
Pott Disease or Potts Disease (Spinal TB, or TB Spine) is the commonest form of joint and bone tuberculosis in West Africa and children and old age is a risk factor to having TB Spine (that is, extremes of ages predispose to having tuberculosis of the spine). TB spine is a form …