MICROBIOLOGY: 1) Understand the principles of the microbiological diagnosis of infectious diseases. (2) Know the process most common samples for Microbiological studies. (3) Know-how microscopic techniques more common in a Microbiology Laboratory (Gram, Zhiel-neelsen stain, Giemsa, parasitological examination). Recognize the importance of blood cultures Preanalytical phase and bacteriology general (including respiratory and General signs), as well as the General aspects of the taking of muestras. 5) Meet biosafety standards and the system of work in a laboratory of clinical microbiological diagnosis.