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Biology |
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| 196)The lung is covered by | |||
| Perotoneum | Pleural membrane | ||
| Pericardium | Perichondrium | ||
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| 197)The terminal bronchiole is lined by | |||
| Stratified epithelium | Simple squamous epithelium | ||
| Ciliated columnar or cuboidal epithelium | Pseudostratified epithelium | ||
| Answer : | |||
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| 198)During normal expiration which of the following muscles contract? | |||
| Diaphragm | Internal intercostal muscles | ||
| Abdominal muscles | None of these | ||
| Answer : | |||
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| 199)During which of the following chest movements are inconspicuous? | |||
| Thoracic breathing | Normal breathing | ||
| Abdominal breathing | Both (b) and (c) | ||
| Answer : | |||
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| 200)What is tidal volume? | |||
| It is the volume of air breathed out by forced inspiration after normal inspiration | It is the volume of air breathed out by forced expiration after normal expiration | ||
| It is the volume of air that remains in lungs even after maximum expiration | It is the volume of air breathed in or out in one inspiration or expiration | ||
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| 201)With which of the following ribs move outwards during respiration? | |||
| Petrohyal muscles | Intercostal muscles | ||
| Pharyngeal muscles | None of these | ||
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| 202)The pulmonary volume that can not be measured by spirometer directly is | |||
| Residual volume | Tidal volume | ||
| Vital capacity | Inspiratory capacity | ||
| Answer : | |||
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| 203)Functional residual capacity (FRC) includes | |||
| TV and ERV | IRV and ERW | ||
| RV and ERW | TV, IRV and RV | ||
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| 204)If a person exhales out forcefully by applying all his efforts. What will be the pulmonary volume inhaled by him ommediately under normal condition without applying any extra effort? | |||
| TV only | TV and IRV | ||
| TV, IRV and ERV | TV and ERV | ||
| Answer : | |||
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| 205)The PCO2 level in the expired ait under normal condition is aproximatly | |||
| 32 mm of Hg | 116 mm of Hg | ||
| 46 mm of Hg | 100 mm of Hg | ||
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| 206)The factor that decrease oxygenation is | |||
| Increased blood volume | Anaemia | ||
| Increase blood flow | High Hb | ||
| Answer : | |||
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| 207)Find the wrong statement? | |||
| Partial pressure of CO2(PCO2) is higher in the air inside the lungs | Partial pressure of O2(PO2) is higher in the air inside the lungs | ||
| Partial pressure of O2(PO2) is lower in the air inside the venous blood than in the air | Partial pressure of CO2(PCO2) is higher in the air inside the venous blood than in the air | ||
| Answer : | |||
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| 208)Exchange of gases between alveolar air and alveolar capillaries occers by | |||
| Active transport | Osmosis | ||
| Diffusion | Absorption | ||
| Answer : | |||
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| 209)What is the amount of oxygen transported by one litre of blood under strenous condition (aproximately)? | |||
| 40 ml | 150 ml | ||
| 25 ml | 10 ml | ||
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| 210)Alveoli surfactant is produced by | |||
| Kupffer's cells | Dust cells | ||
| Type I pneumocyte | Type II pneumocyte | ||
| Answer : | |||
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