Q. Increased asthmatic attacks in certain seasons are related to ________

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Q. Ascent of high mountains may cause altitude sickness in men. Prime cause for this is _______

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Q. Alveoli become enlarged and damaged with reduced surface area in heavy smokers. This condition is called ___________

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Q. SARS is ________

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Q. Congestion of lungs in one of the main symptoms in ________

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Q. Emphysema is a ______________

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Q. The respiratory centre sends out nerve impulses to __________

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Q. The primary stimulus for respiratory centre is ___________

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Q. Humans breathe by negative pressure.

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Q. Breathing rate in human is controlled by _____________

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Q. Which of the following is the cofactor of carbonic anhydrase?

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Q. Pneumotaxic centre which can moderate the functions of the respiratory rhythm centre is present at ____________

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Q. Oxygen diffuses out of blood into tissues because __________

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Q. Lack of oxygen to the brain can make the person feel ___________

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Q. RBCs and adipose tissue cells respire anaerobically because they ________

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Q. Which of the following is true about hemoglobin?

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Q. Blood analysis of a patient reveals an unusually high quantity of carboxyhemoglobin content. Which of the following conclusion is most likely to be correct? The patient has inhaled polluted air containing high amount of __________

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Q. The urge to inhale in humans results from _________

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Q. A large proportion of oxygen is left unused in the human blood even after its uptake by the body tissues. This oxygen ___________

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Q. The factor which does not affect the rate of alveolar diffusion is __________

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