Question

what happens when we inhale and exhale air​

Answer 1

Hello

Answer:

when we inhale air

◆lungs expand

◆diaphragm contract to give space to lungs

◆blood reaches heart to get oxygen

when we exhale

◆ lungs contract

◆ diaphragm expand making air to move out by reducing lung volume

◆ blood moves

good day ^-^ :))

Answer 2

➡when we inhale air our diaphragm contracts and moves down . this increases the space in our chest cavity and our lungs expand in 28 the muscle between our ribs also helps in largest chest.