Home
Class 12
BIOLOGY
Why is using tobacco in any form injurio...

Why is using tobacco in any form injurious to, the health explain.

Text Solution

Verified by Experts

Tobacco is smoked, chewed or used as a snuff. Tobacco contains a large number of chemical substances including nicotine, an alkaloid, which stimulates adrenal gland to release adrenaline and noradrenaline into blood circulation both of these increase blood pressure and heart rate.
`*` Smoking is associated with increased incidence of cancers of lungs, urinary bladder and throat, bronchitis emphysema, coronary heart disease, gastric ulcer, etc. It also increase carbon monoxide (CO) which causes oxygen deficiency in the body.
`*` Tobacco chewing is associated with increased risk of cancer of the oral cavity.
Promotional Banner

Topper's Solved these Questions

  • HUMAN HEALTH & DISEASE

    VMC MODULES ENGLISH|Exercise SOLVED PROBLEM|20 Videos

  • HUMAN HEALTH & DISEASE

    VMC MODULES ENGLISH|Exercise PRACTICE EXERCISE-1|6 Videos

  • EVOLUTION

    VMC MODULES ENGLISH|Exercise IMPECCABLE|54 Videos

  • HUMAN HEALTH AND DISEASE

    VMC MODULES ENGLISH|Exercise IMPECCABLE|54 Videos

Similar Questions

Explore conceptually related problems

Why is exposure to X-ray injurious to health but exposure to visible light is not, when both are electromagnetic waves?

Choose the mechanism that is used in the tobacco plants that are introduced with nematode - specific using certain vectors.

The use of tobacco was originated in :

State any three functions of the World Health Organization.

List any four methods that can be adopted by human-beings for contraception. Explain in brief how the health and prosperity of a family is affected, if these methods are adopted by the husband or the wife.

Why is it significant to maintain reproductive health , and what are the methods taken up to achieve it ?

Is there any relation between pollution and health? Explain.

Why helium and neon not form any compounds?

Nematode specific genes are introduced into the tobacco plants using agrobacterium vectors to develop resistance in tobacco plants against nematode .Explain the events that occur in tobacco plant to develop resistance

Nematode-specific genes are introduced into the tobacco plant using Agrobacterium vectors to develop resistance in tobacco plants against nematodes. Explain the events that occur in tobacco plant to develop resistance