Diffusion is the movement of particles (atoms, ions or molecules) from a region in which they are in higher concentration to regions of lower concentration. A good example of diffusion is food colouring.If you place a drop of red food colouring in a beaker of water eventually the entire beaker of water will have a red tint. The food colouring moved through the water until it was equally distributed throughout the beaker.ere, the concentration is the same on both side of the membrane. The water moves through the membrane from both sides at equal rates. Osmosis and Animal Cells. The movement of liquids in and out cells is dependant on the concentration of the solution surrounding it.
Other types of treatment that may help you control some of the symptoms of rheumatoid arthritis include: 1  Physical therapy, to improve joint function. 2  Occupational therapy. 3  Assistive devices such as household aids or mobility aids. 4  Behavioral modification techniques to reduce pain and stress. 5  Counseling.
Living with RA. by Tammy Worth. There are many medications for rheumatoid arthritis, but painful flare-ups are still a fact of life. The good news is there are many things you can do to reduce, and even prevent, pain.ere, we show you 10 techniques to help ease the pain of rheumatoid arthritis. Next: Protect your joints. Updates, news, special offers, and expert tips to stop aches and pains from interrupting your life.