What is the term for the impedance or opposition  to ventilation caused by the movement of gas through the conducting system of the lungs?

Gas exchange in the lungs occurs in the

Diseases like asthma are more associate with one of the following events:

Based on the folowing pressures presented by a patient you can asume that the patient is: Athmospheric pressure 0 Plaura pressure -10 Alveolar pressure 0 Elastic recoil pressure 10 

layer of cells that secrete mucus and lines the lumen of the conducting airways, mainly of the bronchi and trachea is:

Letter “C” in the above figure represents which of the following pressure gradients?

In this system nerves originate in the thoracic and lumbar region of the spinal cord.

Airflow obstruction may be caused by all of the following changes except:

The primary functions of the respiratory system include all of the following EXCEPT

Given these divisions of the larynx: 1) laryngopharynx 2) nasopharynx 3) oropharynx From superior to inferior, the correct sequence for the divisions of the pharynx is: