Search results
Jan 26, 2024 · Learn about the vital and non-vital organs of the body, their functions, and the organ systems they belong to. See an interactive body map and diagram of the organs and their locations.
May 26, 2024 · Learn about the structure and function of the human body, its organs, systems, and tissues. Explore the chemical composition, development, and diversity of the human body with Britannica.
- The Editors of Encyclopaedia Britannica
- Chemically, the human body consists mainly of water and organic compounds—i.e., lipids, proteins, carbohydrates, and nucleic acids. The human body...
- The four main types of tissue in the human body are epithelial, muscle, nerve, and connective.
- The nine major organ systems in the human body are the integumentary system, the musculoskeletal system, the respiratory system, the circulatory sy...
Learn about the skeletal, muscular, cardiovascular, digestive, endocrine, nervous, respiratory, immune/lymphatic, urinary, female reproductive, male reproductive, and integumentary systems of the human body. Select a system to get started and explore its anatomy, functions, and diseases.
Oct 30, 2014 · The rib cage protects vital internal organs. There are 12 pairs of ribs and they attach to the spine. There are seven upper ribs, known as “true” ribs, which attach to the sternum...
Explore the anatomy and function of various organs in the human body, from the brain and heart to the intestines and lungs. Find out how organs connect and interact with each other, and learn about common conditions and diseases that affect them.
Learn about the main tissue types and organ systems of the body and how they work together. Explore the structure and function of cells, tissues, organs, and organ systems with examples and diagrams.
Nov 3, 2023 · The internal sex organs are the ovaries, fallopian tubes, uterus and vagina. The vulva provides an entry to, and protection, for the vagina and uterus, as well as the proper warmth and moisture that aids in its sexual and reproductive functions.
