Question

1. Explain how allergens such as pollen affect the upper respiratory tract.

2. List the signs indicating a possible obstruction in the airways.

3. . Explain why secondary bacterial infections may commonly follow viral infections in the respiratory tract of elderly clients.

4 . Explain why antibacterial drugs are not effective against virus infections (see Chapter 6)

5. Describe how antiviral agents act against infection.

6. Describe how cystic fibrosis affects the lungs and sweat glands.

7 Explain the result of aspirating food and explain why the problem may be difficult to identify.

Answer 1

Allergies take place in the body when our immune system come across the substance which does not causes very harmful threat. Due to which histamine is produced and leads to allergic reaction. Allergens such as pollen affect the upper respiratory tract and results into inflammation, production of large amount of mucus and effective predisposition to bacterial infection.

Some of the signs which helps in indicating a possible obstruction in the airways are as follows -

1. Change in the breathing pattern either causes too fast or slow breathing

2. Reduction in breathing sound in lung

3. Increased breathing sound in mouth

4. Absence of breathing

5. Loss of consciousness

6. Face and mouth swelling

7. Cynosis