Exam 35: Respiratory Tract

Richard is a heavy smoker. Recently he has noticed that when he gets up in the morning, he has a bothersome cough that brings up a large amount of mucus. The cough persists for several minutes and then stops until the next morning. What is an explanation for this condition?

Which of the following is not part of the external portion of the nose?

The trachea is more commonly called the throat.

The small openings in the cribriform plate function to:

The lower pair of folds in the mucous membrane of the larynx serve as the true vocal cords.

At the level of the hyoid bone, the:

Enlarged pharyngeal tonsils are called sinusoids.

All of the paranasal sinuses drain into the nasal cavity.

When the diaphragm contracts, it pulls the ribs together and reduces the size of the thoracic cavity and expels air.

Which of the following is not an accessory structure of the respiratory system?

The function of surfactant is to:

Which of the following lists the correct sequence of air as it passes through the nose into the pharynx?

Match each term with its corresponding definition. -External openings into the nasal cavities or the nostrils

Ciliated mucus lines both the trachea and bronchi.

In the right lung, the superior and middle lobes are separated by the:

All of the turbinates are processes of the ethmoid bone.

Match each term with its corresponding definition. -Voice box; located just below the pharynx

The thoracic cavity is lined by visceral pleura.

The structure in the neck known as the "Adam's apple" is the:

Differentiate between the intrinsic and extrinsic muscles of the larynx, and give one function of each.