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May 26, 2024 · human body, the physical substance of the human organism, composed of living cells and extracellular materials and organized into tissues, organs, and systems. Human anatomy and physiology are treated in many different articles.
The human body is composed of elements including hydrogen, oxygen, carbon, calcium and phosphorus. These elements reside in trillions of cells and non-cellular components of the body. The adult male body is about 60% water for a total water content of some 42 litres (9.2 imp gal; 11 US gal).
There are 12 major anatomy systems: Skeletal, Muscular, Cardiovascular, Digestive, Endocrine, Nervous, Respiratory, Immune/Lymphatic, Urinary, Female Reproductive, Male Reproductive, Integumentary. Select a system below to get started.
Overview of Human Anatomy and Physiology. The human body comprises 200 bones, 650 muscles, 79 organs, and an extensive network of blood arteries. Within this organized framework, a complex collaboration of individual cells is present, diligently fulfilling their unique roles to sustain life.
Jan 26, 2024 · Organs and organ systems in the human body. The five vital organs in the human body are the brain, heart, lungs, kidneys, and liver. Other organs include the gallbladder, pancreas, and...
Nov 3, 2023 · There are two parts of the skeleton; axial and appendicular. The axial skeleton consists of the bones of the head and trunk. The appendicular skeleton consists of the bones within the limbs, as well as supporting pectoral and pelvic girdles . There are 206 bones in an adult human body.
Jun 20, 2023 · Learn more about these body parts in the circulatory system: heart. lungs. brain. kidneys. Respiratory system. Every tissue within the body requires oxygen to function. The respiratory...
Part of the TeachMe Series The medical information on this site is provided as an information resource only, and is not to be used or relied on for any diagnostic or treatment purposes. This information is intended for medical education, and does not create any doctor-patient relationship, and should not be used as a substitute for professional diagnosis and treatment.
Aug 30, 2018 · Skeletal System Overview. Axial anatomy. Diagram. Appendicular anatomy. Function. Conditions. Health tips. What is the skeletal system? The human skeletal system consists of all of the bones,...
Get introduced to the major organ systems of the human body! You’ll learn some general anatomy (a roadmap of your body), learn how the arm bone actually connects to the shoulder bone, and how the different organs work together to keep you alive.
