Question

during exhalation the ribs a) move on outward b) move download c) move upward d) move inward​

Answer 1

Explanation:

Breathing involves the movement of the diaphragm and the rib cage. During inhalation, ribs move up and outwards and diaphragm moves down. ... During exhalation, ribs move down and inwards, while diaphragm moves up to its former position. This reduces the size of the chest cavity and air is pushed outof the lungs.

Answer 2

Answer:

exhalation is process of releasing CO2 into the atmosphere. during exhalation our ribs moves down ward and inward and the size of the chest cavity reduces..

so option D is your answer mate

I hope my answer is helpful for you ✌✌