By which pathway does oxygen flow into the body?

A)trachea, bronchioles, bronchial tubes, alveoli

B)trachea, bronchial tubes, bronchioles, alveoli

C)trachea, alveoli, bronchioles, bronchial tubes

D)trachea, alveoli, bronchial tubes, bronchioles

Respuesta :

B) teachea, bronchi, into the bronchioles, then into alveoli (air sacks)

Answer: B. trachea, bronchial tubes, bronchioles, alveoli

Explanation:

ACCESS MORE