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Body Struct Ch4 Note
NHTC 4 Body Structure - Notes
Term | Definition |
---|---|
epithelial (epitheli/o) | covers outside of body lines, inner surface of internal, organs & body cavities |
connective (sarc/o) | supports and binds structures of the body |
human body | all body systems interrelated and functioning together |
body cavities | hollow spaces in body containing organs |
organs (organ/o) | part of the body having specialized function |
system (system/o) | organs or structures related to each other performing a common function |
dorsal cavities | cranial - formed by the skull & contains brain. spinal - formed by the spine and contains spinal cord |
nervous (nerv/o - neur/o) | nerve cells & supporting cells |
ventral cavities | thoracic - lungs & heart. abdominopelvic - abdominal, pelvic organs |
body structure | organization of the body in ascending order: atom, molecule, cell, tissue, organ, system, human body |
muscle (my/o) | voluntary (arms & legs). involuntary - digestion (things that move on their own) |
cell (cyt/o) | basic structural unit of the body |
tissue (hist/o - histi/o) | collection of cells performing a common function |