CBSE Class 12-science Answered
Write the source and the
effect on the human body of the following drugs: morphine, cocaine,
marijuana.
Asked by Topperlearning User | 11 Jun, 2014, 11:37: AM
Expert Answer
(i) Morphine is obtained from poppy plant Papaver somniferum. It binds to specific opioid receptors present in central nervous system and gastrointestinal tract.
(ii) Cocaine is obtained from coca plant Erythroxylum coca. It interferes with the transmit of the neurotransmitter, dopamine.
(iii) Marijuana is obtained from Cannabis sativa. It affects the cardiovascular system of the body.
Answered by | 11 Jun, 2014, 01:37: PM
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