Biology Human Health & Diseases part 7 (Common cold) class 12 XII

TL;DR

Common cold is a viral infection that affects the nose and throat, causing symptoms such as sore throat, cough, nasal congestion, and fatigue.

Transcript

Hello friends this video on human health and diseases part 7 is brought to you by exam.com no more fear from exam useful let us look at the next disease that is common cold now it is something very common and that is why the name also is common cold now it happens very frequently and it keeps happening in so many people now in for this common cold ... Read More

Key Insights

• 🥶 Common cold is a highly prevalent viral infection that affects the nose and throat.
• 🥶 The Rhino virus is one of the viruses that can cause common cold.
• 🥶 The mode of transmission for common cold is through inhalation of droplets released by infected individuals.
• 🥺 The infection primarily affects the lining of the nose and throat, leading to inflammation and mucus production.
• 🥶 Common symptoms of common cold include sore throat, cough, nasal congestion, nasal discharge, and fatigue.
• 😒 Treatment for common cold involves the use of painkillers, cough syrups, and nasal sprays.
• 🥶 Antibiotics are not effective against common cold as it is a viral infection.

Questions & Answers

Q: How does the common cold virus enter the body?

The common cold virus enters the body through contaminated air or objects, similar to how pneumonia is transmitted. Inhalation of droplets released by an infected person during breathing can lead to infection.

Q: What parts of the body are affected by the common cold?

The common cold primarily affects the nose and the respiratory passage, causing inflammation and excessive mucus production. The lungs, however, remain unaffected.

Q: Why do people with common cold feel tired and weak?

When infected with the common cold virus, the body's immune system sends white blood cells to fight the virus. This process requires a lot of energy, leading to feelings of tiredness and weakness in infected individuals.

Q: How is common cold treated?

Common cold is typically treated with medications such as painkillers, cough syrups, and nasal sprays. Antibiotics are not effective against common cold as it is caused by a viral infection.

Summary & Key Takeaways

• Common cold is caused by a group of viruses, including the Rhino virus.

• The viruses enter the body through contaminated air or objects, and attach to the lining of the nose or throat.

• Symptoms of common cold include sore throat, cough, nasal congestion, nasal discharge, and fatigue.