Question

In heavy smokers the alveoli of the lungs are enlarged and damaged reducing the surface area for the exchange of respiratory gases. This condition is called ________.
A. Asthma
B. Silicosis
C. Emphysema
D. Anosmia

Answer 1

Hint:- Smoking is the kind of practice in which the substance is burnt and the remaining smoke is breathed in and tasted and then it goes into the bloodstream. The substance which is used here is the leaves of tobacco plants. This leads to many kinds of diseases and in extreme cases it leads to death. The most affected part is lungs. Here, the disease which is caused by the smokers is to be found and analyzed.

Complete Answer:- Smoking is a most practiced habit as a route of administration that firstly affects the bloodstream and finally reaches the body tissues. Tobacco is the most common drug that is used and it is popular in most of the countries. Smoking with less drugs includes opium. There are many diseases that are caused through smoking. Some of them are as follows:
- Strokes
- Heart attacks
- Lung cancer
Asthma is the very common disease all over the world. This is a condition in which the tubes which carry in and out of the lungs swell and cause reversible obstruction. This disease will be forever lifespan for humans. This can be treated by using the reliever inhalers. Silicosis is a long-term lung disease. These are caused by the inhaling large amounts of dusts. This can also continue to get worse when you are not considering it or being exposed. Emphysema is the lung disease that is caused due to the shortness of breath and the alveoli of lungs are enlarged are damaged reducing the surface if the area for the exchange for the exchange of respiratory gases. Anosmia is the disease that causes by the loss of the sensation of smell. This may be caused by the head injury and infection.

So, from the above definitions it is clear that the correct answer is Option C.

Note:- Emphysema can be known through cough, wheezing, chest tightness. This can be treated by medications and some of the therapies. There are some of the factors that increase the cause. They are as follows:
- Smoking
- Occupational exposures to dust.
- Exposure to indoor and outdoor pollution.
The inner walls of the lungs are damaged and ruptured. Most of the people having Emphysema also have Chronic bronchitis. There is the inflammation of the tubes that carries air to the lungs which leads to persistent cough.