Human Disease Socially Significant Smoking

Subject: Biology

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Overview

Diffferent ways of additction and major ways to control to stop the smoking habits in humanbeing with side effects of chain smokin habits
Human Disease Socially Significant Smoking

Addiction

Tobacco Smoking
red Indians 1st started tobacco smoking in" America" . In Nepal about 55 % of total population smokes, About 48 % of tobacco consumers are below 15 years.

source:silverbirdtv.com
source:silverbirdtv.com

figure: tobacco smoking

Sources of tobacco


It is dried leaves of plant nicotiana tobacco and nicotiana rustica . Tobacco, whether smoked or chewed causes addiction due to the presence of Nicoine .Nicotine is the substance that causes addiction to tobacco. Smoke also contains carbon- mono – oxides.



Effects of tobacco


the polycyclic hydrocarbon are carcinogenic. The smoking produces Emphysema and bronchitis. In emphysema the reparatory surface in the lungs is reduced due to degeneration of separation of alveoli the" N- niroso- dim ethylene" is carcinogen and causes lung cancer,. About 95 % of lungs cancer- patient are smokers Out of 10 % smoke inhaled, only 1 % is finally absorbed and the addiction , therefore takes a long time. The teeth are stained and bad breath causes discomfort to the others. Mouth cancer is commonly found among tobacco chewers."Nicotine" is a stimulant and makes the condition of nerve impulse faster. It also causes "tachycardia" and increases the secretion of "adrenaline". In pregnant women nicotine causes retardation of growth of fetus.

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Reference:

Agrawal, sarita. principle of biology. 2nd edition . kathmandu: Asmita book Publication, 2068 ,2069

Mehta, Krishna Ram. Principle of biology. 2nd edition. kathmandu: Asmita, 2068,2069.

Jorden, S.L. principle of biology. 2nd edition . Kathmandu: Asmita book Publication, 2068.2069.

Things to remember
  1. Tobacco Smoking  red Indians 1st started tobacco smoking in America . In Nepal about 55 % of total population smokes,
  2. It is dried leaves of plant nicotiana tobacco and nicotiana rustica .
  • It includes every relationship which established among the people.
  • There can be more than one community in a society. Community smaller than society.
  • It is a network of social relationships which cannot see or touched.
  • common interests and common objectives are not necessary for society.

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