Laboratory practices support the knowledge gained in the basic and clinical biochemistry theoretical courses in the faculties of Medicine, Dentistry, Pharmacy, Veterinary, Nursing and Health Sciences and health colleges and vocational schools. These studies have a special place in learning because of a serious struggle and a trial and observation because the best known is what one knows. İn this book, you will find the summary and applications in the theoretical lectures. The first condition of success in laboratory practice is to come to the lectures as ready. This preparation will enable you to be aware of what is planned, executed and interpreted. The focus is on the success of a student vvorking in a laboratory and depends on three factors: attention, cleanliness and patience. One should not forget a good health element can combine the theoretical information with clinical and laboratory findings for achieving the most accurate diagnosis.