urine culture and sensitivity (C&S), a microscopic study of the urine culture performed to determine the presence of pathogenic bacteria in patients with suspected urinary tract infection.rine culture and sensitivity (C&S), a microscopic study of the urine culture performed to determine the presence of pathogenic bacteria in patients with suspected urinary tract infection.
physiology. 1  the branch of biology dealing with the functions and activities of living organisms and their parts, including all physical and chemical processes. 2  the organic processes or functions in an organism or in any of its parts.
Physiology is the science of life. The discipline considers how molecules in cells interact to provide specific functions (molecular and cellular physiology) and how organs, which are collections of cell types, have local and distal actions via neural and humoral (e.g. hormones) communication to sustain the life of the organism.