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bio204.s1.d17

cava bio 204 s1.d17 2.06 Useful Bio-Chemicals

QuestionAnswer
Cherokee Indians used willow leaves to treat fever... willow leaves contain a compound similar to [...], which reduces pain and fever. Cherokee Indians used willow leaves to treat fever... willow leaves contain a compound similar to aspirin, which reduces pain and fever.
Quinine is a medicine that comes from the bark of the cinchona tree. French scientists isolated quinine from the tree bark in 1820. Quinine is effective in treating the symptoms of [...]. Quinine is a medicine that comes from the bark of the cinchona tree. French scientists isolated quinine from the tree bark in 1820. Quinine is effective in treating the symptoms of malaria.
Malaria is a disease caused by tiny parasites. People become infected by these parasites by being 'bitten' by infected mosquitoes that are carrying the disease. Malaria is most common near the [...]. Malaria is a disease caused by tiny parasites. People become infected by these parasites by being 'bitten' by infected mosquitoes that are carrying the disease. Malaria is most common near the equator.
Did you know?: It seems that only [...] mosquitoes 'bite'... [...] feed on nectar or plant juices. Did you know?: It seems that only female mosquitoes 'bite'... males feed on nectar or plant juices.
'Mosquito' is Spanish for 'little [...]'. 'Mosquito' is Spanish for 'little fly'.
Flemings discovery of [...] (a natural antibiotic produced by a fungus) has saved millions of lives. [...] was one of the first anti-biotic drugs, and remains one of the most important discoveries in medical history. Flemings discovery of penicillin (a natural antibiotic produced by a fungus) has saved millions of lives. Penicillin was one of the first anti-biotic drugs, and remains one of the most important discoveries in medical history.
The plant, called [...], contains the potent chemical digoxin. Digoxin causes the heart to speed up. This is fatal in high doses, but in low doses, beneficial for some heart patients. The plant, called foxglove, contains the potent chemical digoxin. Digoxin causes the heart to speed up. This is fatal in high doses, but in low doses, beneficial for some heart patients.
Foxglove and it's ingredient digoxin, remind me of a saying in medicine, "the [...] makes the poison". Many compounds are poisonous at a certain dose, but beneficial at a much lower dose. When it comes to medicine, more is not always better. Foxglove and it's ingredient digoxin, remind me of a saying in medicine, "the dose makes the poison". Many compounds are poisonous at a certain dose, but beneficial at a much lower dose. When it comes to medicine, more is not always better.
Created by: mr.shapard