| 1 |
No. of bronchi in the air passage way are: |
|
| 2 |
Which structure actively helps in taking the air out of lungs? |
- A. Nasal cavity
- B. Bronchus
- C. Bronchiole
- D. Diaphragm
|
| 3 |
The length of trachea is: |
- A. 10 cm
- B. 12 cm
- C. 22 cm
- D. 20 cm
|
| 4 |
Where does the gaseous exchange occur in humans? |
- A. Pharynx
- B. Trachea
- C. Bronchi
- D. Alveoli
|
| 5 |
How many lobs are present in right lung? |
|
| 6 |
Which diisease is caused by Streptococcus pneumoniae: |
- A. Bronchites
- B. Emphysema
- C. Pneumonia
- D. Asthema
|
| 7 |
The rate of breathing during exercise or other hard:= physical work is: |
- A. 10-20 times
- B. 20-30 times
- C. 30-40 times
- D. 40-50 times
|
| 8 |
Amount of nitrogen in expired air is: |
- A. 70%
- B. 80%
- C. 79%
- D. 4%
|
| 9 |
Point out the FALSE statement about respiration. |
- A. Gases can easily pass through the walls of the alveoli
- B. Gas exchange in lungs is very efficient because lungs provide large surface area
- C. In emphysema, the walls of alveoli break and there is more surface area.
- D. Dust particles can damage the lung by irritating the inner alveoli surface.
|
| 10 |
Lungs are enclosed in a membrane called; |
- A. peritonium
- B. pleural membrane
- C. epidermis pericardium
|
