A common painful disorder whereby the bile duct is blocked is referred to as ________

The presence of a skull fracture indicates:

A) that rapid transport is necessary. B) a significant mechanism of injury. C) need for specialized care. D) all of the above.

Which type of lung cells secretes pulmonary surfactant?

a. Alveolar macrophages b. Type I cells (pneumocytes) c. Type II pneumocytes d. Type III pneumocytes