Modifies a noun

• hypoventilation: It commonly gives a unilateral phrenic nerve palsy, but this seldom causes alveolar hypoventilation, even in spontaneously ventilating patients.

• macrophage: The researchers will study the pattern of release of interleukins by alveolar macrophages that have been treated with fibers.

• sac: At the same time, carbon dioxide diffuses from the venous blood into the alveolar sacs.

• duct: Widening of the airways increases the anatomical dead space, together with increase in the size of the alveolar ducts.

• ventilation: Any tendency for hypoxia due to reduced alveolar ventilation can easily be overcome with a small amount of supplement of oxygen.

• ridge: The eyes were described as having " an upward cast, " the alveolar ridges were wide, the teeth misplaced or absent.