Anasarca is a general swelling in the body, considered a massive edema, and is brought on when there is a fluid build up in the tissue. It is a different medical condition than a slight swelling at particular areas of the body. Symptoms.
Reverberation is the collection of reflected sounds from the surfaces in an enclosure like an auditorium. It is a desirable property of auditoriums to the extent that it helps to overcome the inverse square law dropoff of sound intensity in the enclosure.
Reflection of sound waves off of surfaces can lead to one of two phenomena-an echo or a reverberation. A reverberation often occurs in a small room with height, width, and length dimensions of approximately 17 meters or less.