Smoking, Biology

Assignment Help:

SMOKING -

  1. It means to draw tobacco smoke into the mouth or lungs & exhale it via mouth, nostrils or both.
  2. Tobacco is obtained from Nicotiana tobacum & Nicotiana rustica of solanaceae family, name was given after Jean Nicot.
  3. Tobacco is used for smoking, chewing & snuffing.
  4. It's main toxic component is nicotine.
  5. Other harmful components are CO, benzpyrene and tar.
  6. Tar contains ammonia, formaledehyde aceteldehyde, HCN, NO2, NO3 & acrolein.
  7. Nicotine stimulates conduction of nerve impulses, causes alertness, relaxes muscles, increases heart beat & B.P., retard foetal growth.

Related Discussions:- Smoking

Determination of erythrocyte transketolase (etk) activity, Determination of...

Determination of Erythrocyte Transketolase (ETK) Activity? The enzyme transketolase requires TPP for its activity, for the metabolism of pentose phosphate sugars as described u

What was lamarcks explanation for the succession, What was Lamarck's explan...

What was Lamarck's explanation for the succession of fossils in a given location? ps: I want to the idea for the succession of fossils, not the whole difference between Darwin and

What conclusion can draw about microorganisms, What conclusion you can draw...

What conclusion you can draw about microorganisms that you saw under microscope from the plaque of your teeth?

ORGANIC MANUres, why manures are better than fertilizers

why manures are better than fertilizers

Treatment of diarrhoea, Treatment   Most cases of diarrhoea do not need...

Treatment   Most cases of diarrhoea do not need antibiotic therapy as the bacterial or parasitic organism are not isolated from most of the cases. However chemotherapeutics  ar

The formation of macro and micronuclei of daughter paramoeci, The formation...

The formation of macro and micronuclei of daughter paramoeci: Each exconjugant has a single micronucleus and four macronuclei. This type of exconjugant divides twice and f

Define the interaction of vitamin c with iron and cadmium, Define the inter...

Define the interaction of vitamin c with iron and cadmium? Toxic levels of dietary cadmium (5-200 ppm) interfere with iron absorption and produces iron deficiency. Supplements

Explain about the pharmaceutical management, Explain about the Pharmaceutic...

Explain about the Pharmaceutical Management? A person with BMI 30 and above may require pharmaceutical management in addition to dietary and lifestyle modifications. It may als

Define Listeriosis monocytogenes, Define Listeriosis monocytogenes L. ...

Define Listeriosis monocytogenes L. monocytogenes can grow over the temperature range of about 1 0 to 45 0 C and the pH range 4.1 to around 9.6, it maybe expected to survive

Relationship between whales and hippos, In the evolution of whales, there i...

In the evolution of whales, there is evidence that whales and hippo form a monophyletic group. Show all the evidence that supports the close relationship between whales and hippos

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd