What is the role of cilia in the respiratory tract?
A) Cilia in the upper respiratory tract direct mucus to the pharynx so that it can be swallowed. Stomach acids subsequently destroy any respiratory irritants trapped in the mucus.
B) Cilia trap respiratory irritants such as dust and other small particles.
C) Cilia produce mucus.
D) Cilia are present on the surface of cells that line the trachea, but they have no defined function in the respiratory system.
Correct Answer:
Verified
Q9: The nasal cavity is divided into left
Q10: The arrangement of airways in the lungs
Q11: The vocal cords are located in the
Q12: Identify the airway type based on this
Q13: Which of the following statements correctly describes
Q15: Which of the following distributes air to
Q16: Which of the pharyngeal regions is most
Q17: Of the cartilages associated with the larynx,which
Q18: As airways become smaller,_.
A) the amount of
Q19: The pharynx _.
A) serves as a common
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents