List-I | List-II | ||
A. | Emphysema | I. | Proliferation of fibrous tissues |
B. | Asbestosis | II. | Alveolar walls are damaged and respiratory surface is decreased |
C. | Asthma | III. | Serious lung damage |
D. | Fibrosis | IV. | Difficulty in breathing due to inflammation of bronchi and bronchioles |
List I | List II | ||
1. | Expiratory capacity | I. | Expiratory reserve volume + Tidal volume + Inspiratory reserve volume |
2. | Functional residual capacity | II. | Tidal volume + Expiratory reserve volume |
3. | Vital capacity | III. | Tidal volume + Inspiratory reserve volume |
4. | Inspiratory capacity | IV. | Expiratory reserve volume + Residual volume |
(A) | Diffusion of gases (O2 and CO2) across alveolar membrane. |
(B) | Diffusion of O2 and CO2 between blood and tissues |
(C) | Transport of gases by the blood |
(D) | Pulmonary ventilation by which atmospheric air is drawn in and CO2 rich alveolar air is released out. |
(E) | Utilisation of O2 by the cells for catabolic reactions and resultant release of CO2 |
1. | (D), (A), (C), (B), (E) | 2. | (C), (B), (A), (E), (D) |
3. | (B), (C), (E), (D), (A) | 4. | (A), (C), (B), (E), (D) |
1. | IRV + ERV + TV | 2. | IRV + ERV |
3. | IRV + ERV + TV + RV | 4. | IRV + ERV + TV - RV |
1. | Medulla | 2. | Pons |
3. | Thalamus | 4. | Cerebrum |
(a) | It includes ERV, TV and IRV |
(b) | Total volume of air a person can inspire after a normal expiration |
(c) | The maximum volume of air a person can breathe in after forced expiration |
(d) | It includes ERV, RV and IRV. |
(e) | The maximum volume of air a person can breathe out after a forced inspiration. |
In the regulation of respiration, a chemosensitive area adjacent to the rhythm centre in the medulla region of the brain, is highly sensitive to:
1. \(HCO^-_3\)
2. \(CO_2\)
3. \(O_2\)
4. \(N_2\)
Which of the following disorders represents decrease in respiratory surface due to damaged alveolar walls?
1. Hypocapnia
2. Bronchitis
3. Asthma
4. Emphysema