Disclosed is a quantitative and qualitative analysis apparatus of a body fluid useful as a replacement of a Foley catheter and a urine bag connected thereto, the Foley catheter being used for measurement of volume of a body fluid (urine) and constituents in a body fluid (urine and blood) to thereby evaluate circulator condition or renal function of a patient while replenishing circulatory blood volume reduced by all kinds of accidents or surgeries through the intravenous transfusion supply, in which the analysis apparatus of the invention is capable of automatically measuring the volume of a body fluid (urine volume) and specific constituents in a body fluid (urine and blood) in a real time mode and is capable of outputting the measurement results with ease, thereby promoting the efficiency of human resource management so that medical staff may be able to make a quick diagnosis on the current state of the patient based on the provided data and thus, take all necessary measured to improve the patient's condition at proper time.