1 Chair knee extension: Sitting in a chair, rest your foot on another chair so the knee is slightly raised. 2  Gently push the raised knee toward the floor using only leg muscles. 3  Hold for 5 - 10 seconds and release. 4  Repeat 5 times on each leg.
Hematemesis in Cats. Hematemesis, or the vomiting of blood, can affect a wide range of systems, depending on the source. The gastrointestinal system may be affected due to trauma, ulcer, inflammation, or the presence of a foreign object.
We're sorry, an error occurred. Vomiting blood, or hematemesis, is the regurgitation of stomach contents mixed with blood, or the regurgitation of blood only. Vomiting blood can be a frightening experience, but in some cases it may be triggered by minor causes. This includes swallowing blood from a mouth injury or from a nosebleed.