| Term | Definition |
| Cytoplasm | The region of the cell between the cell membrane and the nucleus, oragnelles are suspended here |
| Cytosol | the aqueous part of the cytoplasm within which various particles and organelles are suspended |
| Inclusions | chemical substance that may or may not be dissolved in the cytoplasm of cells depending on the type of cell, store nutrients or cell products |
| Organelle | a tiny cell structure that carries out a specific function within the cell, "Machinery of the cell" some syntesize proteins, some package proteins |
| Mitochondria | Powerhouse of the cell, organelle that is the site of ATP (energy) production, threadlike or sausage shaped, lengthen and change shape "Powerhouses of the cell" |
| Ribosomes | non membrane bounded organelles responsible for protein synthesis |
| Endoplasmic Reticulum | a system of membranes that is found in a cell's cytoplasm and that assists in the production, processing, and transport of proteins and in the production of lipids |
| Rough ER | organelle that helps modify proteins during protein synthesis, "Cell's Membrane Factory" |
| Smooth ER | organelle involved with lipid synthesis and drug detoxification, liver is full of smooth ER |
| Golgi Apparatus | stack of membranes in the cell that modifies, sorts, and packages proteins from the endoplasmic reticulum, "UPS Guy" |
| Lysosomes | An organelle containing digestive enzymes |
| Peroxisomes | neutralize free radicals and detoxify alcohol and other drugs; break down fatty acids |
| Cytoskeleton | a network of fibers that holds the cell together, helps the cell to keep its shape, and aids in movement |