the suggestion that discourse markers should be paid some attention when we teach writing. Key Words: discourse markers, cohesion, coherence, inappropriateness I. Introduction Discourse markers --- expressions like well, but, oh and yâknow--- are one set of linguistic items that function in discourses of various styles or registers.
Arthritis of the Knee. Arthritis is a common cause of severe knee pain and disability. Unfortunately, arthritis is a chronic degenerative condition that can eventually require surgery. The three most common types of arthritis are rheumatoid arthritis, post-traumatic arthritis, and osteoarthritis.
Key points. 1  A popliteal cyst, also known as a Bakerâs cyst, is a fluid-filled swelling that causes a lump at the back of the knee. 2  Common causes of a popliteal cyst include damage to the kneeâs cartilage and rheumatoid arthritis.