A biography is a written or oral account of someone’s life. It can be written in either objective or subjective style, depending on the author’s approach and purpose. A biography typically includes information about the person’s birth, major life events, relationships, accomplishments, and death. It may also include an analysis of the person’s character and impact on society.

Biographies can be written about people from all walks of life, including politicians, artists, scientists, religious figures, and historical figures. They can be used for a variety of purposes, such as to educate readers about a particular person or period in history, to inspire or entertain, or to provide insight into the human experience.

Biographies can be classified into several types, including:

1. Autobiography: A biography written by the subject themselves.
2. Memoir: A type of autobiography that focuses on specific events or aspects of the author's life.
3. Authorized biography: A biography written with the cooperation and approval of the subject or their estate.
4. Unauthorized biography: A biography written without the subject's cooperation or approval.
5. Collective biography: A biography that covers multiple subjects who share a common theme, such as members of a particular family, group, or profession.
6. Fictionalized biography: A biography that includes fictional elements to enhance the narrative or fill in gaps in the historical record.

Regardless of the type, a well-written biography can provide valuable insights into the life and times of its subject, shedding light on their achievements, struggles, and contributions to society.

A biography is not a medical term, but rather it is a genre of literature that deals with the life of a person or a group of people. A biography is an account of a person's life written by someone else, typically a detailed narrative that relates the experiences and events in the subject's life.

Biographies can provide valuable information about a person's background, achievements, relationships, and personal struggles, among other things. While biographies may contain some medical or health-related information, they are not considered medical documents or sources of medical advice.

"Illustrated books" is a general term used to describe books that contain various forms of visual content such as images, diagrams, charts, maps, graphics, and photographs. These visual elements are used to supplement or enhance the written text and make the information more engaging, accessible, and easier to understand for readers.

In medical publishing, illustrated books can cover a wide range of topics, including anatomy, physiology, pathology, clinical procedures, surgical techniques, patient education materials, and more. They are often used as educational resources for medical students, healthcare professionals, researchers, and patients to learn about various medical concepts, conditions, and treatments.

Illustrated books in the medical field can come in different formats, such as hardcover or paperback books, e-books, and interactive digital publications. The quality and accuracy of the visual content are crucial for medical illustrations, as they need to be scientifically accurate, visually appealing, and consistent with the text they accompany. Medical illustrators, graphic designers, and other professionals often work together to create these resources, ensuring that the final product is both informative and engaging.

"History, 19th Century" is not a medical term or concept. It refers to the historical events, developments, and figures related to the 1800s in various fields, including politics, culture, science, and technology. However, if you are looking for medical advancements during the 19th century, here's a brief overview:

The 19th century was a period of significant progress in medicine, with numerous discoveries and innovations that shaped modern medical practices. Some notable developments include:

1. Edward Jenner's smallpox vaccine (1796): Although not strictly within the 19th century, Jenner's discovery laid the foundation for vaccination as a preventive measure against infectious diseases.
2. Germ theory of disease: The work of Louis Pasteur, Robert Koch, and others established that many diseases were caused by microorganisms, leading to the development of antiseptic practices and vaccines.
3. Anesthesia: In 1842, Crawford Long first used ether as an anesthetic during surgery, followed by the introduction of chloroform in 1847 by James Simpson.
4. Antisepsis and asepsis: Joseph Lister introduced antiseptic practices in surgery, significantly reducing postoperative infections. Later, the concept of asepsis (sterilization) was developed to prevent contamination during surgical procedures.
5. Microbiology: The development of techniques for culturing and staining bacteria allowed for better understanding and identification of pathogens.
6. Physiology: Claude Bernard's work on the regulation of internal body functions, or homeostasis, contributed significantly to our understanding of human physiology.
7. Neurology: Jean-Martin Charcot made significant contributions to the study of neurological disorders, including multiple sclerosis and Parkinson's disease.
8. Psychiatry: Sigmund Freud developed psychoanalysis, a new approach to understanding mental illnesses.
9. Public health: The 19th century saw the establishment of public health organizations and initiatives aimed at improving sanitation, water quality, and vaccination programs.
10. Medical education reforms: The Flexner Report in 1910 led to significant improvements in medical education standards and practices.

I'm sorry for any confusion, but "History, 20th Century" is a broad and complex topic that refers to the events, developments, and transformations that occurred throughout the world during the 1900s. It is not a medical term or concept. If you're interested in learning more about this historical period, I would recommend consulting a history textbook, reputable online resources, or speaking with a historian. They can provide detailed information about the political, social, economic, and cultural changes that took place during the 20th century.

I believe there might be a bit of confusion in your question. A "history" in medical terms usually refers to the detailed account of a patient's symptoms, illnesses, and treatments received, which is used by healthcare professionals to understand their health status and provide appropriate care. It is not typically associated with a specific century like the 18th century.

If you are asking for information about the medical practices or significant developments in the field of medicine during the 18th century, I would be happy to provide some insight into that! The 18th century was a time of great advancement and change in the medical field, with many notable discoveries and innovations. Some examples include:

* The development of smallpox vaccination by Edward Jenner in 1796
* The discovery of oxygen by Joseph Priestley in 1774
* The invention of the thermometer by Gabriel Fahrenheit in 1714
* The publication of "An Inquiry into the Causes and Effects of the Variolae Vaccinae" by Edward Jenner in 1798, which helped to establish the concept of vaccination
* The founding of the Royal Society of Medicine in London in 1773
* The development of new surgical techniques and instruments, such as the use of tourniquets and catgut sutures.