1.

in man and mammals , air passes from outside into the lungs throughA. nasal cavity , larynx, pharynx, trachea, bronchi, alveoliB. nasal cavity, larynx, pharynx, trachea, bronchioles , alveoliC. nasal cavity , pharynx, larynx, trachea, bronchioles, bronchi , alvoliD. nasal cavity, pharynx, larynx, trachea, bronchioles, alveoli

Answer» Correct Answer - D


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