Model 1- Membrane Potential Outside of cell Sodium/ potassium !!!! Inside of cell A PLATIA Om Neuron Structure What are the essential structures that make up a Men brave Mentions 3. Consider M www ATR A O Area of detail A A 1. Describe the cellular structure shown in detail in Model 1. (1 pt) 2. Identify each of these symbols in Model 1. (2 pts) A A A 00 [-] FARGERR 11 Salin/Poles a. Which e ae membrane has more sodium ions when the neuron is at rest? (1 pt) The outside laver b. Briefly explain why sodium ions cannot cross the membrane without the use of a protein channel. (1 pts) They are dissolved by the pipit bilayer. c. Which direction should sodium ions flow naturally if a channel is provided? (1 pt) It will flow naturally into the cell