Effect of smoking on body, Biology

EFFECT ON BODY -

1.       CANCER -

Benzpyrene present in tobacco is carcinogenic, responsible for lung cancer. Tobacoo chewing also produce oral cancer.

Smoking mutates the critical gene P53 which helps protect the body from cancer.

2.       CARDIOVASCULAR DISEASES -

Nicotine influences adrenaline which increases B.P., heart beat.

Smoking damages mitral valve.

Smokers are not eligible for kidney or liver transplants.

3.       COUGH AND BRONCHITIS -

Nicotine paralyses the cillia of the bronchi & this causes deposition of tar. Bronchitis may lead to asthma.

4.       EMPHYSEMA -

Irritating smoke may break down the alveoli reducing surface for exchange of gases.

5.       REDUCED O TRANSPORT -

CO2 reduced Ocarring capicity of Hb.

6.       GASTROINTESTINAL DISORDERS -

Smoking increases the secretion of gastric juice.

It may cause ulcers.

7.       May cause pulmonary tuberculosis.

8.       Smoking decreases immunity of body.

9.       It may damage nervous system.

10.     Heavy smoking causes obstruction of b.v. supplying the legs and feet. Lack of blood supply leads to gangrene (thrombo angilis obliterans or buerger's disease).

11.     Deterioration in blood vessels of penis caused by smoking may lead to impotency.

12.     Smoking can cause leprosy by damaging immunoglobulin - G.

13.     Tobacco smoking by pregnant woman leads to poor foetal growth and increases risk of abortion.

14.     In the smokers, cells of the lungs, larynx, oesophagus & even of kidney and liver show chromosomal abnormalities.

Posted Date: 10/5/2012 3:09:30 AM | Location : United States







Related Discussions:- Effect of smoking on body, Assignment Help, Ask Question on Effect of smoking on body, Get Answer, Expert's Help, Effect of smoking on body Discussions

Write discussion on Effect of smoking on body
Your posts are moderated
Related Questions
Microtubule assembly: A) generally originates in the centrosome. B) Occurs only during mitosis. C) Occurs randomly throughout the cell. D) Is regulated by myosin. E) Is inhibited d


What are the major terrestrial biomes? The main terrestrial biomes are: tundra, taigas (or boreal forest), tropical forests, temperate forests, grasslands and deserts.

Explain Microtube and Hedstorm file removal technique A Hedstorm file was then passed down the length of the tube until it engaged itself tightly between the obstruction an

Cell Determination Cell determination is a process through which portions of embryonic genome are selected for expression in particular embryonic cells. Determination to follo

How is the responsible slromal swelling pressure for corneal hydration? Slromal Swelling Pressure Stromal Swelling Pressure (SSP) is the pressure exerted by GAG (Glycosa

Determine the Fluids and Electrolyte Requirement at high Altitude? In addition to cold induced diuresis, hyperventilation together with a dry environment at HA makes an individ

Describe the Classification of Life in diversity of life? There are at least 10 million different kinds of living organisms inhabiting Earth. Many different organisms have comm

Name the various suturing techniques There are a various suturing techniques each suited for a particular situation. Few of the common suturing techniques are mentioned here

Explain the gradient theoryof experimental embryology