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External and internal intercostal muscle...

External and internal intercostal muscles are present in

A

Diaphragm

B

Ribs.

C

Lungs

D

Between the ribs

Text Solution

Verified by Experts

The correct Answer is:
D
 External and internal intercostal muscles are present in between the ribs.Â
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Contraction of diaphragm increases the volume of the thoracic chamber in the ....(A).... axis while the contraction of external intercostal muscles increases the volume of the thoracic chamber in the ..... (B).... axis.

A2Z-BREATHING AND EXCHANGE OF GASES-Section A: Topicwise Questions Topic 2 : Mechanism Of Breathing (respiratory Volumes And Capacities)
  1. Contraction of diaphragm increases the volume of thoracic chamber in t...

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  2. The contraction of .......muscles lifts up the ribs and the sternum ca...

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  3. External and internal intercostal muscles are present in

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  4. Normal breathing rate of a healthy human is

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  5. In breathing movements, air volume can be estimated by

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  6. Additional volume of air, a person can expire by a forcible expiration...

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  7. Total volume of air a person can inspire after a normal expiration is ...

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  8. the amount of vloume of air that can be inspired / expired normally is...

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  9. The volume of air present in the lungs after forceful expiration is ca...

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  10. Volume of air that remain in the lungs after a normal expiration is ca...

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  11. Total volume of air a person can expire after a normal inspiration is ...

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  12. Total volume of air accommodated in the lungs at the end of a forced i...

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  13. Additional volume of air a person can inspire by a forcible inspiratio...

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  14. Match the columns I and II, and choose the correct combination from th...

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  15. Recognise the figure and find out the correct matching

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

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  17. Muscles attached to diaphragm contract during inspiration to make it

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  18. Match the columns

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  19. Residual volume is

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  20. During inspiration

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