Author: Anonymous

*Which structure is NOT in the lower respiratory tract:

*Which are structures helping to maintain the airway in the open position?

*A person with a tidal volume of 500 mL, and inspiratory and expiratory reserve volumes of 2500 mL and 1000 mL respectively has a vital capacity of:

*Define pathology:

*External respiration is;

*What cells produce granzymes and perforin (to kill infected cells)?

*Which type of antigen is present on the outside of all Antigen Presenting Cells?

*The space behind the external nose is called the:

*A ___________ is when the body temperature is above homeostatic levels?

*Which are external defenses of the immune system?