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

Genetics, how does the universality of the genetic code make recombinant DN...

how does the universality of the genetic code make recombinant DNA technology possible

Define functions of vitamin d, Define Functions of Vitamin D? Vitamin D...

Define Functions of Vitamin D? Vitamin D is required to maintain normal blood levels of calcium and phosphate, which are in turn needed for the normal mineralization of bone, m

Direction of energy flow, Direction of Energy Flow Now let us consider...

Direction of Energy Flow Now let us consider the first point that is the direction of flow of energy. Energy flows from lower (producer) to higher (herbivore, carnivore, etc.)

Explain elastase, Elastase The inactive  proelastase  is activated by t...

Elastase The inactive  proelastase  is activated by trypsin to the active form elastase. Elastase attacks  peptide  bonds  next  to  the  small amino  acid residues such  3s  g

Surgical endodontic & retrograde sealing of immature root, Conventional End...

Conventional Endodontic Treatment Surgical Endodontic & Retrograde sealing of Immature root Apex: After cleaning and shaping of the RC and before filling , I make a surgical

Dimentia, i dont know how to start

i dont know how to start

What respectively are zygotic meiosis, What respectively are zygotic meiosi...

What respectively are zygotic meiosis, gametic meiosis and sporic meiosis? Zygotic meiosis is the one that happens in the haplontic haplobiontic life cycle. Gametes from adult

Explain infants and preschool children, Explain Infants and Preschool Child...

Explain Infants and Preschool Children Growth? In this unit we will be studying about one of the crucial phases of human growth and development i.e. infancy to preschool years.

Nuclear membrane - structure of nucleus, KARYOTHEC A OR NUCLEAR MEMBRANE ...

KARYOTHEC A OR NUCLEAR MEMBRANE It is also called Nucleolemma, term given by Erclab & Hertwig. Karyotheca composed of two unit membranes separated by a 150-300 A° wide p

Occurrence of earthquake, Among the different natural hazards, earthquakes ...

Among the different natural hazards, earthquakes happen to be the most feared and dangerous because of their sudden impact and the devastation they cause in a matter of few seconds

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