| 1 |
The inflamation of bronchi or bronchioles is caled: |
- A. Bronchites
- B. Emphysema
- C. Pneumonia
- D. Chest box
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| 2 |
Rate of breathing depends upon concentration of which gas: |
- A. Oxygen
- B. Carbon dioxide
- C. Nitrogen
- D. Hydrogen
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| 3 |
The normal breathing rate in buman being is: |
- A. 10-40 times per minute
- B. 16-20 times per minute
- C. 30-40 times per minute
- D. None of these
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| 4 |
How many bronchi are there in the air passageway? |
- A. One
- B. Two
- C. Many
- D. None of these
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| 5 |
In man the system of gaseous exchange is: |
- A. digestive system
- B. respiratory system
- C. nervous system
- D. excretory system
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| 6 |
In wood seems and roots the gaseous: |
- A. lenticels
- B. epidermal cells
- C. somata
- D. micropyle
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| 7 |
During exercise or other hard physical works the breathing rate may increase up to. |
- A. 30-40 times per minute
- B. 50-60 times per minute
- C. 60-70 times per minute
- D. 70-80 times per minute
|
| 8 |
Cartilage is absent in: |
- A. larynx
- B. trachea
- C. bronchi
- D. bronchioles
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| 9 |
The correct list of respiratory disorders is; |
- A. Asthma, emphysema. pneumonia , bronchitis
- B. Asthma , penumonia , heamophlia , typhoid,
- C. Asthma , blood , cancer , emphysema, cholera
- D. Asthma , cholera, emphysema , malaria
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| 10 |
Amount of nitrogen in expired air is: |
- A. 70%
- B. 80%
- C. 79%
- D. 4%
|