2. The Cell:... and here we discuss several principles regarding cell function, transport systems across the cell membranes (such as diffusion, osmosis, and active transports).
3. The Nerve Cell:We discuss here several functions of the nerve cell as a typical excitable cell (which means it can create action potentials, propagations etc)
4. The Muscle Cell:And, finally, in this chapter, we also discuss the general principles of how a muscle cell works.