Exam 25: Respiratory System

Several things happen to inhaled air in a process called conditioning.Select the exception.

Approximately how long after birth do alveoli continue to develop?

Which does not prevent entrance of foreign bodies into the respiratory system?

Which is not part of the respiratory membrane?

Prematurely born infants sometimes experience respiratory distress due to inadequate production of surfactant.

Which is not a regulatory center for respiration?

At rest,a normal person breathes about _____ times per minute.

During pulmonary ventilation,relaxation of the diaphragm and external intercostals _________ and air flows out of the lungs.

Which is not correct about the left lung?

-In these views of the larynx,what structure does number 3 indicate?

Which region(s)of the pharynx is(are)lined by pseudostratified ciliated columnar epithelium?

Paranasal sinuses are not found within the

You may have noticed that after a large meal you have had some difficulty breathing.Which explanation is most accurate with regard to this situation?

Into what region of the pharynx do auditory tubes open?

The bronchial circulation is a component of the pulmonary circulation.

-This figure shows respiratory control centers in the brainstem.What does number 3 indicate?

The involuntary,rhythmic activities that deliver and remove respiratory gases are regulated in the

Which is not part of the conducting portion of the respiratory system?

Following an automobile accident,a broken rib penetrates into the pleural cavity causing a lung to collapse.What condition is this?

Bronchioles are kept open by