What is the missing word? __________ cells move mucus and dust particles out of the trachea.

The ciliated cells within the respiratory mucosa propel foreign particles ___________ from the nasal cavity and _______________ from the trachea.*1 pointinferiorly, superiorlysuperiorly, inferiorlylaterally, mediallymedially, laterally

What is the missing word? __________ substances can move into or out of cells by diffusion.

The tiny hairs that keep mucus and dirt out of your lungs are called ________.Group of answer choicesflagellafibersciliawhips

The trachea is _____ to the oesophagus.

The trachea conducts air from the ______ to the primary bronchi.Multiple choice question.pharynxlarynxnasal cavitybronchioles