In any of the acute viral hepatitis diseases, which organ is affected?

Which of the following statements about foam proportioners and delivery systems is MOST accurate?

A. The foam proportioner adds air into the foam solution to produce finished foam. B. The foam proportioner and delivery system must be compatible to produce usable foam. C. Either a foam proportioner or a foam generating system is needed to produce a foam fire stream. D. The foam-generating system introduces the appropriate amount of foam concentrate into the water to form foam solution.

Hyperextension of the knee beyond a normal range of 5-10 degrees

What will be an ideal response?