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- 7. Describe how a hemothorax is treated.1. What is the cause of Filariasis? Explain and differentiate briefly. 2. Why do you think their work 'Abaca' makes them prone to filariasis? 3. Why do some people are hesitant to take anti-filarial drugs? 4. What do you think are the ways to prevent and control filariasis in their community?1. Why do impetigo and erysipelas occur more commonly in children than in young adults?