Drug dependence, Biology

Assignment Help:

DRUG DEPENDENCE -

Some drugs are prescribed by doctor for the prevention or treatment of a disease.

Some drugs are used for long periods.

A person becomes addict to these drugs. This is called drug dependence or drug addiction or drug habituation.

Drug dependence is of two types -

(i) Psychological

(ii) Physical

Psychological dependence is a false need.

Physical dependence is a neuro adaptation.


Related Discussions:- Drug dependence

Blood change during exercise, Why does oxygen concentration in the blood de...

Why does oxygen concentration in the blood decrease during exercise? Why does carbon dioxide concentration in the blood change during exercise?

Define factors that affecting the calcium absorption, Define Factors that A...

Define Factors that Affecting the Calcium Absorption? It is a well known fact that the amount of calcium that we eat need not be the amount of calcium that gets absorbed. The d

Explain micronutrient deficiencies during kwashiorkor, Explain Micronutrien...

Explain Micronutrient deficiencies during kwashiorkor? Almost all the children manifest anaemia (due to iron deficiency) of some degree. Eye signs of vitamin A' deficiency are

Explain the jejuno ileal bypass and jaw wiring, Explain the Jejuno ileal By...

Explain the Jejuno ileal Bypass and Jaw Wiring? Jejuno-ileal Bypass: Absorptive surface of the small intestines can also be reduced through surgery called the jejuno-ileal by p

What are nutritional issues related to neurological disorder, What are nutr...

What are nutritional issues related to neurological disorders? Nutritional management of the patients with neurological disease is complex, as mechanisms and abilities needed f

Plant classfication, why obelia is considered to be of special interest in ...

why obelia is considered to be of special interest in zoology as an animal showing an intermediate grade of organisation

Secondary growth in a typical dicotyledonous stem, Secondary Growth in a Ty...

Secondary Growth in a Typical Dicotyledonous Stem In stem, the secondary growth in thickness in diameter is confined both intrastelar, i.e., in the stele and extrastelar regio

Other agro-industrial byproducts, Other agro-industrial byproducts Sup...

Other agro-industrial byproducts Supply of nutrients in the livestock ration can be maintained by using the locally available industrial byproducts, which in spite of having h

Define the water activity - microbial survival and growth, Define the Water...

Define the Water activity - Microbial Survival? It is the amount of water available to the organism. In general, requirement for water activity is more for bacteria (minimum 0.

What are the major characteristics of the bryophytes, Q. What are the major...

Q. What are the major characteristics of the bryophytes? Bryophytes are nonvascular plants that is they do not have conductive tissues and they perform transport of nutrients a

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