This book will be written in the form of simple questions and in-depth answers. The content covers basic medical knowledge, basic nursing knowledge, basic nursing operations and clinical specialist knowledge and skills. It should be rich in content, concise and comprehensive, clear in organization, conducive to memory and new knowledge points, and have extensive scientific, systematic and practical nature. This book will become an essential reference book and tool book for clinical nurses, trainee nurses, clinical intern nursing students and medical students to quickly improve their professional knowledge. It has guiding value for improving the theoretical knowledge and clinical skills of clinical nurses. The first volume is mainly for basic nursing care of general nurses, and the second volume is mainly for specialist nursing.