More industrial workers are exposed to lead than to any other toxic metal. Lead is used widely in a variety of industries because of its properties : All lead compounds are toxic – lead arsenate, lead oxide and lead carbonate are the most dangerous; lead sulphide is the least toxic. INDUSTRIAL USES: Over 200 industries … Read more
An acute disease induced by the exotoxin of Clostridium tetani and clinically characterized by muscular rigidity which persists throughout illness punctuated by painful paroxysmal spasms of the voluntary muscles, especially the masseters (trismus or “lock-jaw”), the facial muscles (risus sardonicus), the muscles of the back and neck (opisthotonos), and those of the lower limbs and … Read more
Obesity may be defined as an abnormal growth of the adipose tissue due to an enlargement of fat cell size (hypertrophic obesity) or an increase in fat cell number (hyperplastic obesity) or a combination of both. Body mass index is used to express obesity. “Abdominal fat distribution” or “android obesity” are at increased risk from … Read more
The word “protein” by derivation means that which is of first importance. Indeed proteins are of the greatest importance in human diet. Proteins are complex organic nitrogenous compounds. They are composed of carbon, hydrogen, oxygen, nitrogen and sulphur in varying amounts. Some proteins also contain P and Fe and occasionally other elements too. Essential amino … Read more
Acute respiratory infections (ARI) may cause inflammation of the respiratory tract anywhere from nose to alveoli, with a wide range of combination of symptoms and signs. Acute respiratory infection is often divided on the basis of location of infection. if infection occur in upper respiratory tract it is called as upper ARI and if infection … Read more
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