kriscaldina kriscaldina

07-11-2015
Biology

contestada

What happens when the lungs recoil?
a. Ribs and diaphragm muscles contract.
b. Expiration occurs.
c. Inspiration occurs.
d. Internal respiration occurs.

Respuesta :

davidyangnyc davidyangnyc

07-11-2015

B. Expiration occurs, when the lungs contract/ recoil, air rushes out which allows you to breathe out

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