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human body
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Aug. 15, 2024, 11:57 PM ET (Tech Xplore)
Engineers design tiny batteries for powering cell-sized robots
Top Questions
What is the chemical composition of the human body?
What is the chemical composition of the human body?
What are the four main types of tissue in the human body?
What are the four main types of tissue in the human body?
What are the nine major organ systems in the human body?
What are the nine major organ systems in the human body?
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. For detailed discussions of specific tissues, organs, and systems, see human blood; cardiovascular system; human digestive system; human endocrine system; renal system; skin; human muscle system; nervous system; human reproductive system; human respiration; human sensory reception; and human skeletal system. For a description of how the body develops, from conception through old age, see aging; growth; prenatal development; and human development. For detailed coverage of the body’s ...(100 of 2443 words)