Chapter 5
Learning Objectives: 1. Principles of membrane transport;2. Passive transport and active transport;3. Two main classes of membrane transport proteins:  Carriers and Channels;4. The ion transport systems;5. Endocytosis and Phagocytosis: cellular uptake of  macromolecules and particles.
A. The Movement of Substances Across Cell Membranes
A motor neuron cell body in the spinal cord. (A) Many thousands of nerve terminals synapse on the cell body and dendrites. These deliver signals from ot ...