NEET2012ZoologyHuman Health and DiseasesActual
Identify the molecules (a) and (b) shown below and select the right option giving their source and use I. II. array |l|l|l|l| & Molecule & Source & Use (a) & I. Cocaine & Erythroxylum coca & array l Accelerates the transport dopamine array (b) & II. Heroin & Cannabis sativa & array l Depressant and slows down body functions array (c) & II. Cannabinoid & Atropa belladona & Produces hallucinations (d) & I. Morphine & P
Options
- A(a)
- B(b)
- C(c)
- D(d)
Correct answer
A. (a)
Step-by-step solution
Cocaine ( C ₁₇, H ₂₁, NO ₄ ) is natural alkaloid obtained from leaves of coca. (Erythroxylon coca). It is powerful CNS stimulant which induce a sense of well being, pleasure and delays fatigue. Morphine ( C ₁₇ H ₁₉ O ₃ ~N ) is extracted from Papaver somniferum and relieve pain. Heroin [ C ₁₇ H ₁₇ ( OC ₂ H ₃ O )₂ ON ] is semi-synthetic opiate. It is about three times more potent than morphine.