Structure and working of heart and blood vessels

Circulatory System The circulatory system can be compared to a system of interconnected, one-way roads that range from superhighways to back alleys. Like a Network of roads, the job of the circulatory system is to allow the transport of materials from one place to another. As described in Figure below, the materials carried by the … Read more

Health Problems in India

Health Problems in India At the face of it, India is a booming economy and one of the fastest growing in the world. Yet, over one third of income is spent towards food and related consumption and hence, social security support for health, Education, housing etc. becomes critical. However, over half a century post-independence, there … Read more

Circulatory System

 Circulatory System v  The circulatory system can be compared to a system of interconnected, one-way roads that range from superhighways to back alleys. v  Like a Network of roads, the job of the circulatory system is to allow the transport of materials from one place to another. v  As described in Figure below, … Read more

Circulatory System (1)

 Circulatory System The circulatory system can be compared to a system of interconnected, one-way roads that range from superhighways to back alleys. Like a Network of roads, the job of the circulatory system is to allow the transport of materials from one place to another. As described in Figure below, the materials carried … Read more

Malnutrition

WHO Defines Malnutrition as “Malnutrition refers to deficiencies, excesses, or imbalances in a person’s intake of energy and/or nutrients. The term malnutrition addresses 3 broad groups of conditions: undernutrition, which includes wasting (low weight-for-height), stunting (low height-for-age) and underweight (low weight-for-age); micronutrient-related malnutrition, which includes micronutrient deficiencies (a lack of important VITAMINS and Minerals) or … Read more

Human health and diseases

Human Health and diseases According to the World Health Organisation (WHO), health is defined as: Health is a state of complete physical, mental, and social well being and not merely absence of disease or infirmity. Good health of an individual is important in order to ensure happiness and our ability to work. There are many … Read more

AGE PROBLEMS

Age Problems   Important Formulas on “Problems on Ages”:   If the current age is x, then ntimes the age is nx. If the current age is x, then age nyears later/hence = x+ n. If the current age is x, then age nyears ago = x– n. The ages in a ratio a: bwill be ax and bx. 5. If the current age is x, then 1 of the age is … Read more