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Biology

196)The lung is covered by
Perotoneum Pleural membrane
Pericardium Perichondrium
Answer :

197)The terminal bronchiole is lined by
Stratified epithelium Simple squamous epithelium
Ciliated columnar or cuboidal epithelium Pseudostratified epithelium
Answer :

198)During normal expiration which of the following muscles contract?
Diaphragm Internal intercostal muscles
Abdominal muscles None of these
Answer :

199)During which of the following chest movements are inconspicuous?
Thoracic breathing Normal breathing
Abdominal breathing Both (b) and (c)
Answer :

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
Answer :

201)With which of the following ribs move outwards during respiration?
Petrohyal muscles Intercostal muscles
Pharyngeal muscles None of these
Answer :

202)The pulmonary volume that can not be measured by spirometer directly is
Residual volume Tidal volume
Vital capacity Inspiratory capacity
Answer :


203)Functional residual capacity (FRC) includes
TV and ERV IRV and ERW
RV and ERW TV, IRV and RV
Answer :

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 :

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
Answer :

206)The factor that decrease oxygenation is
Increased blood volume Anaemia
Increase blood flow High Hb
Answer :

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 :

208)Exchange of gases between alveolar air and alveolar capillaries occers by
Active transport Osmosis
Diffusion Absorption
Answer :

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
Answer :

210)Alveoli surfactant is produced by
Kupffer's cells Dust cells
Type I pneumocyte Type II pneumocyte
Answer :

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