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1 a
Starting with the mouth, list the structures that air passes through in order for oxygen
to be absorbed by a red blood cell.
red
blood
cell
mouth
tracheal​


Sagot :

Answer:

The nostrils, nasal cavity, pharynx, larynx, trachea, bronchi and bronchioles.

Explanation:

The air enters to the mouth and passes through nostrils, nasal cavity, pharynx, larynx, trachea, bronchi and bronchioles and finally reaches alveoli where the exchange of gases such as carbondioxide and oxygen. The hemoglobin takes carbondioxide gas from the cells that are present all over body to the lungs. Their this carbondioxide gas is removed from the hemoglobin and absorb oxygen. This carbondioxide gas is releases from the body on the same pathway but reverse in direction.