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Asthma is a respiratory disease caused b...

Asthma is a respiratory disease caused by:

A

infection of lungs

B

infection of trachea

C

spasm in bronchial muscles

D

bleeding into pleural cavity

Text Solution

Verified by Experts

The correct Answer is:
C
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TRUEMAN BIOLOGY-BREATHING AND EXCHANGE OF GASES -MULTIPLE CHOICE QUESTIONS
  1. Lack of breathing is

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  2. Ordinary quiet breathing is

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  3. Asthma is a respiratory disease caused by:

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  4. In which disease, due to flattening of tracheal vessels, alveoli are d...

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  5. Which of the following is not true about asthma ?

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  6. In heavy smoker the alveoli of the lungs are enlarged and damaged whi...

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  7. Match the disorders given in column I with symptoms under column II ch...

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  8. Hypoxia is the condition in which less oxygen becomes available to the...

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  9. Whether a child died after birth or died before birth can be coniirmed...

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  10. About 97 % of oxygen is transported by RBC. The remaining 3 % is

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  11. The diagram represents the human larynx choose the correct combination...

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  12. Lack of pulmonary surfactant produces

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  13. In the resting person saturation of haemoglobin as blood leaves the ti...

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  14. Read the following statement and select the correct one

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  15. When the oxygne supply to the tissue is inahequaate the condition is

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  16. Oxygen affinity of haemoglobin is increased by all of the following ex...

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  17. All are features of exercise except

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  18. Vital capacity, the maximum volume of air a person can inhale, is meas...

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  19. The metal present in hemoglobin is

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  20. The respiratory pigment present in human blood is

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