5. Tick the correct answer:

(d) During exhalation, the ribs

(i) move outwards

(ii) move downwards

(iii) move upwards

(iv) do not move at all

 

Answers (2)

During exhalation, the ribs (ii) move downwards

During exhalation, ribs move down and inwards reducing the size of the chest cavity causing the air to be pushed out of the lungs.

Move upwards is right answer

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