The nurse is reviewing the physiology of the respiratory system with a patient being treated for pneumonia.What structure should the nurse identify as sweeping mucus and pathogens from the nasal cavities and trachea to the pharynx?

Question

Quizplus · Accepted Answer

The mucosa in the nose and trachea is ciliated epithelium; mucus with trapped dust and microorganisms is swept upward toward the pharynx and is usually swallowed.D.Simple squamous epithelium does not have cilia.B.Alveolar macrophages destroy foreign particles in the alveoli,not the trachea.C.Connective tissue does not fight pathogens.

The Nurse Is Reviewing the Physiology of the Respiratory System