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Unit 1-Chapter 3
Medical Terminology
| Term | Definition |
|---|---|
| apo- | away, off, apart: apoptosis—a form of programmed cell death in which cells are shed from a developing structure or otherwise die. |
| cyt- | cell: cytoplasm—fluid (cytosol) and organelles between the cell membrane and nuclear envelope. |
| endo- | within: endoplasmic reticulum—membranous complex within the cytoplasm. |
| hyper- | above: hypertonic—solution that has a greater osmotic pressure than the cytosol. |
| hypo- | below: hypotonic—solution that has a lesser osmotic pressure than the cytosol |
| inter- | between: interphase—stage between mitotic divisions of a cell. |
| lys- | to break up: lysosome—organelle containing enzymes that break down proteins, carbohydrates, and nucleic acids. |
| mit- | thread: mitosis—stage of cell division when chromosomes condense. |
| phag- | to eat: phagocytosis—process by which a cell takes in solid particles. |
| pino- | to drink: pinocytosis—process by which a cell takes in tiny droplets of liquid. |
| pro- | before: prophase—first stage of mitosis. |
| -som | body: ribosome—tiny, spherical organelle composed of protein and RNA that supports protein synthesis. |
| vesic- | bladder: vesicle—small, saclike organelle that contains substances to be transported within the cell or secreted. |