Stimulents, Biology

Assignment Help:

STIMULENTS -

It makes a person more wakeful, alert and active.

(i) Caffeine ( C8H10N4O2) -

It is 1,3,7-trimethylxanthine obtained from tea leaves (Thea sinesis) dried beans of coffee plant (Coffea arabica) & dried seeds of cacao plant (Theobroma cacoa).

It is white, crystalline, bitter alkaloid.

(ii) Cocaine (C17H21NO4) -

It is benzoylmethylecgonine, extracted from dried leaves & young twigs of the South American shrub Erythraxylon coca.

It is taken for excitement.

(iii) Crack -

It is highly potent smokable derivative of cocaine.

May cause complications such as heart and nasopharynx damage.

Crack is sold as ridged lengths called teeth or french fries.


Related Discussions:- Stimulents

Voluntary movements of the big toe of the right foot, Which of the followin...

Which of the following is true for a toe corticospinal interneuron that produces action potentials during voluntary movements of the big toe of the right foot? A. Its dendrites

Assortment, Assortment is a method in which the meiosis produces new combi...

Assortment is a method in which the meiosis produces new combinations of the genetic information. The paternal and maternal chromosomes line up randomly during the process of syna

What is suturing technique, Normal 0 false false false ...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Effect of air pollution, (i)    Effect on Human Health: Air pollution...

(i)    Effect on Human Health: Air pollution causes many respiratory problems in human being. (1)   Dust, soot and smog causes several respiratory troubles such as bronc

What is karyotype, What is karyotype? Name the karyotype is given to th...

What is karyotype? Name the karyotype is given to the set of chromosomes of an individual, generally when visualized and identified under the microscope. The visualization in g

Solutions of hydrocarbons evaporate at room temperature, The fact that some...

The fact that some pure solutions of hydrocarbons do not readily evaporate at room temperature is a result of Select one: a. London dispersion forces. b. The hydrophobic effe

Termination of rna, Transcription   continues   until a termination   serie...

Transcription   continues   until a termination   series   is reached.   The most common termination signal is a GC-rich region which is a palindrome, followed by an AT-rich sequen

Determine the signs and symptoms of bulimia, Determine the Signs and Sympto...

Determine the Signs and Symptoms of Bulimia? 1. Binges, minimum twice a week for three months 2. Purging a Menstrual irregularities 3. Swollen glands Frequent fluct

What are dioxins and why they harmful for food safety, Normal 0 ...

Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4

Hormones of pancreas, HORMONE S OF PANCREAS AND THEIR ROLE - (i) Glu...

HORMONE S OF PANCREAS AND THEIR ROLE - (i) Glucagon (Secreted by a-cells) It stimulates the liver to convert stored glycogen into glucose. Glucagon is controlled b

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