Match the number with the definition!
1. green year round 2. pleasing odor 3. disease of chills and fever 4. small, dipterous insect 5. an evergreen tree 6. to obtain by pressure 7. a sickness 8. temperature higher than normal 9. bitter, crystalline alkaloid 10. substance that produces change in body 11. substance used to cure disease 12. covering of a tree Malaria & Quinine A long time ago a drug to treat several diseases was discovered accidentally. An old Peruvian Indian ate some bark of a Cinchona tree, and it cured his terrible fever. This drug that could be extracted from the bark of this tree was known as Quinine. Since 1816 quinine has proved to be very valuable to modern medicine. It has helped in the treatment of malaria. This disease is transmitted by the anopheles mosquito and is common in the tropical regions of the world. Quinine preparations are also useful in treating other diseases, such a typhoid fever and rheumatic fever. The cinchona trees are native to South America. Today, however, they can be found growing in Java, India, and Ceylon. These trees belong to the evergreen family and have very fragrant flowers. The bark of the Cinchona tree is stripped and dried. Later it is ground into powder, and this is what quinine is made from. Questions Remember, spelling counts! 13. _____ helps to treat the tropical disease malaria. 14. The Cinchona tree has _____ on it. 15. We make Quinine from the bark of the _____ tree. 16. An old _____ Indian ate the bark that cured his fever. 17. Cinchona trees belong to the _____ family of trees. 18. Quinine is also useful for treating typhoid and _____ fever.
Malaria & Quinine A long time ago a drug to treat several diseases was discovered accidentally. An old Peruvian Indian ate some bark of a Cinchona tree, and it cured his terrible fever. This drug that could be extracted from the bark of this tree was known as Quinine. Since 1816 quinine has proved to be very valuable to modern medicine. It has helped in the treatment of malaria. This disease is transmitted by the anopheles mosquito and is common in the tropical regions of the world. Quinine preparations are also useful in treating other diseases, such a typhoid fever and rheumatic fever. The cinchona trees are native to South America. Today, however, they can be found growing in Java, India, and Ceylon. These trees belong to the evergreen family and have very fragrant flowers. The bark of the Cinchona tree is stripped and dried. Later it is ground into powder, and this is what quinine is made from. Questions Remember, spelling counts! 13. _____ helps to treat the tropical disease malaria. 14. The Cinchona tree has _____ on it. 15. We make Quinine from the bark of the _____ tree. 16. An old _____ Indian ate the bark that cured his fever. 17. Cinchona trees belong to the _____ family of trees. 18. Quinine is also useful for treating typhoid and _____ fever.