There are 12 major anatomy systems: Skeletal, Muscular, Cardiovascular, Digestive, Endocrine, Nervous, Respiratory, Immune/Lymphatic, Urinary, Female Reproductive, Male Reproductive, …

Dec 10, 2025 · 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 …

Anatomy is a branch of natural science that deals with the structural organization of living things. It is an old science, having its beginnings in prehistoric times. [3]

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Mar 17, 2025 · Anatomy is the science that studies the structure of the body. On this page, you'll find links to descriptions and pictures of the human body's parts and organ systems from head to toe.

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Certain directional anatomical terms appear throughout all anatomy textbooks (Figure 1.4). These terms are essential for describing the relative locations of different body structures.

Human anatomy can be taught regionally or systemically; [1] that is, respectively, studying anatomy by bodily regions such as the head and chest, or studying by specific systems, such as the nervous or …

Explore every muscle, bone, and organ! Study interactive 3D models, articles, and quizzes that extend each other. An all-in-one platform for an efficient way to learn and understand anatomy. Keeping …