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Two friends are eating togeather on a di...

Two friends are eating togeather on a dinning table. One of them suddenly starts coughing while swallowing some food. This coughing would have been due to improper movement of

A

diaphragm

B

neck

C

tongue

D

epiglottis

Text Solution

Verified by Experts

The correct Answer is:
D
The epiglottis is a flap that is made up of elastic cartilage tissue covered with a mucous membrane, attached to the entrave of the larynx. It prevents the entry of food into larynx, and directs it to the oescphgus. Due to improper movement of epiglattis, one may suddenly start coughing, while swallowing some food.
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ARIHANT NEET-BREATHING AND EXCHANGE OF GASES -Chapter exercise C (Medical entrances gallery )
  1. Amount of oxygen supplied by 100 ml arterial blood while passing throu...

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  2. the volume of ' anatomical dead space ' air is normally

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  3. Two friends are eating togeather on a dinning table. One of them sudde...

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  4. A large proportion of oxygen is left unused the human blood even after...

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  5. The figure given below shows a small part of human lung where exchange...

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

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  7. Haemoglobin of the human blood forms a stable complex compound with wi...

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  8. If a large number of people are enclosed in a room then

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  9. The expiratory reserve volume will be

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  10. Assertion CO(2) transport occurs very fast through RBCs. Reason : E...

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  11. Hiccups can be best described as

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  12. Dead space air in man is

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  13. Amount of CO(2) in expired air is about

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  14. Which two of the following changes (A-B) usually tend to occur in the ...

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  15. The volume of air, inspired or expired during normal respiration is ca...

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  16. Between breaths, the intrapleural pressure is approximately ……. Mm Hg ...

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  17. Which of the following is a respiratory disease ?

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  18. How many molecules of oxygen are bound to one molecule of haemoglobin?

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  19. After deep inspiration, capacity of maximum expiration of lung is call...

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  20. Oxy-haemoglobin dissociates into oxygen and deoxy-haemoglobin at

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