The "balanced approach" to neutral alignment emphasizes the external approach to alignment and does not value the internal approach

Each lung is surrounded by a thin, saclike structure called the:

A) pleura. B) alveoli. C) clavicle. D) pericardium.

How does pyelonephritis begin?

A. As a side effect of some medications B. As an infection in the kidneys C. As an autoimmune reaction D. With a bladder infection  E. With a loss of kidney function