The central nervous system is made up of the brain up and the .

Synovial fluid serves as a lubricant to prevent friction between two parts that move on each other such as in the case of and bones.

What is one technique to a person get proper sleep? eat a heavy meal before bed. exercise intensely before bed. practice relaxation breathing before bed. use electronics before bed.

For several reasons you should only use hospital approved hand lotion two of the reasons are because they cause breakdown of latex gloves and can become contaminated with bacteria if dispensers are refilled what is another reason