7letters22 7letters22
  • 04-05-2020
  • Physics
contestada

What happens to cause air to be exhaled from the lungs?

The diaphragm relaxes and moves upward.

The chest cavity expands and grows larger.

The lungs contract and then expand.

The rib muscles contract and move outward.

Respuesta :

lbuffle lbuffle
  • 04-05-2020

Answer:

The lungs contract and then expand

Explanation:

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