Air enters the lungs is humidified along the nasobronchial tree. This natural humidifying pathway is gone for clients with laryngectomy. If the air is not humidified before entering the lungs, secretions tend to ____________ and become ___________.
a) Harden; Obstructive
b) Accumulate; Thickened
c) Dry; Irritated
d) Dissolve; Thin