Example-IP Rating. With the IP rating IP 54, 5 describes the level of protection from solid objects and 4 describes the level of protection from liquids. An X can used for one of the digits if there is only one class of protection, i.e.IPX1 which addresses protection against vertically falling drops of water e.g. condensation..ith the IP rating IP 54, 5 describes the level of protection from solid objects and 4 describes the level of protection from liquids.
The bladder is the organ that stores urine. Urine is made in the kidneys and passes to the bladder down two tubes called the ureters. The bladder is a stretchy bag made of muscle tissue. It can store about 500mls (or 3 cups) of urine.rine is made in the kidneys and passes to the bladder down two tubes called the ureters. The bladder is a stretchy bag made of muscle tissue. It can store about 500mls (or 3 cups) of urine.
Human body tissue makes up organs and other body parts. There are four main types of tissue: muscle, epithelial, connective and nervous. Each is made of specialized cells that are grouped together according to structure and function.efinition of Human Body Tissue. If you were to try to explain to someone what your body is made of, you might say two arms, two legs, feet and hands, a head and a torso.