Grade 12 Exam > Grade 12 Videos > Biology for Grade 12 > Detailed Explanation: Common Diseases in Humans- 1
Detailed Explanation: Common Diseases in Humans- 1 Video Lecture | Biology for Grade 12
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FAQs on Detailed Explanation: Common Diseases in Humans- 1 Video Lecture - Biology for Grade 12
| 1. What are the most common diseases in humans? |  |
Ans. The most common diseases in humans include the common cold, influenza (flu), gastroenteritis (stomach flu), respiratory infections, and urinary tract infections.
| 2. How is the common cold transmitted? | |
Ans. The common cold is primarily transmitted through respiratory droplets when an infected person coughs, sneezes, or talks. It can also spread by touching surfaces or objects contaminated with the virus and then touching the nose, mouth, or eyes.
| 3. What are the symptoms of influenza (flu)? | |
Ans. Symptoms of influenza commonly include fever, cough, sore throat, runny or stuffy nose, body aches, headache, fatigue, and sometimes vomiting or diarrhea. It is important to note that symptoms can vary from person to person.
| 4. What causes gastroenteritis (stomach flu)? | |
Ans. Gastroenteritis, often referred to as the stomach flu, is usually caused by viruses, such as norovirus or rotavirus. These viruses can be contracted through contaminated food or water, close contact with an infected person, or touching contaminated surfaces.
| 5. How can urinary tract infections (UTIs) be prevented? | |
Ans. To prevent urinary tract infections, it is recommended to drink plenty of water, urinate frequently, wipe from front to back after using the toilet, avoid holding urine for long periods, and maintain good personal hygiene. It is also important to empty the bladder before and after sexual activity, as well as to avoid using irritating feminine products.
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Dec 26, 2024 Last updated |
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