Answer:
The Fluid present in the knee joint is Synovial fluid.
Explanation:
- Synovial fluid is the viscous liquid that helps in lubrication of joints and maintains their smooth movement.
- Other than knee joint this fluid is present in all of the joints including shoulders, hips, hands, and feet.
- Various joint conditions like arthritis, gout, infections and bleeding disorders depends upon the quantity and the quality of the fluid
- In old age this fluid decreases with increase in age that is the reason why the elderly people suffer from joint pain.
- For analysis a sample of this fluid taken and examined, this process is known as arthrocentesis.
Result: Synovial fluid is present in knee as well as every joint of our body for smooth movement.