emmichaels emmichaels

17-07-2022
Biology

contestada

What muscular tubes, not supported by cartilage, help regulate airflow into and out of the lungs?

A. trachea
B. diaphragm
C. alevoli
D. bronchioles

Respuesta :

pastelcat38 pastelcat38

17-07-2022

The answer is A: the trachea

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