Seroma is known as the accumulation of serum in specific body parts after a person undergoes surgery. The serum can be defined as the clear or yellowish fluid found inside the seroma; it is made up of plasma as well as other cells that come from various blood vessels which become damaged while the surgery is ongoing.It is characterized as a small/ big lump depending on the amount of fluid encased in it.he serum can be defined as the clear or yellowish fluid found inside the seroma; it is made up of plasma as well as other cells that come from various blood vessels which become damaged while the surgery is ongoing. It is characterized as a small/ big lump depending on the amount of fluid encased in it.
To know whether a chair fits, here are a few rules to sit by: 1  Feet should reach the floor. 2  Five chair legs are better than four for added stability. 3  Hips should be the same level or higher than the knees.  Forearms ought to rest easily on the arm 1  rests. Sit completely against the back of the chair. [ source: UCLA Ergonomics]
Your baby may be able to sit unsupported with her back straight. This will free her hands for exploring, and she'll learn how to turn when sitting to reach for a toy (Sheridan 2008) . At this point she may even be able to get into a sitting position from lying on her tummy by pushing up on her arms.