Medical Definition of ORGANELLE. : a specialized cellular part (as a mitochondrion or ribosome) that is analogous to an organ.Britannica.com: Encyclopedia article about organelle. a specialized cellular part (as a mitochondrion, lysosome, or ribosome) that is analogous to an organ. See organelle defined for kids.
A urinalysis is a test of your urine. A urinalysis is used to detect and manage a wide range of disorders, such as urinary tract infections, kidney disease and diabetes. A urinalysis involves checking the appearance, concentration and content of urine. Abnormal urinalysis results may point to a disease or illness.
Urine Test Overview. Urinalysis, also called a routine urine test, is used to check for abnormalities in the urine.Urine is liquid waste, which is made by the kidneys and stored in the bladder until it is eliminated by the body through urination. A number of diseases and conditions can result in abnormalities in the urine.