Silverthorn Human Physiology Chapter 8 Student Questions- Chapter 8: 1). What are the emergent properties of the nervous system that cannot be

Silverthorn Human Physiology Chapter 8 Student Questions–

Chapter 8:

1). What are the emergent properties of the nervous system that cannot be predicted by studying individual neurons?

2). What are the divisions and subdivisions of the nervous system?

3). What are the distinct compartments and functions of each compartment of a typical neuron?

4). What are the six types and functions of glial cells in the nervous system?

5). List the main ions that contribute to the dynamic disequilibrium of the resting membrane potential, indicate their average intracellular and extracellular concentrations, and their equilibrium potentials.

6). Describe the phenomena of depolarization, repolarization and hyperpolarization in reference to the resting membrane potential.

7). What are the different types of gating mechanisms for ion channels?

8). Describe how channel sensitivity, activation and inactivation is characterized for any particular ion channel.

9). What is a graded ion potential, what are the different types of graded potentials, and where do they typically occur in neurons?

10). Why do graded ion potentials lose strength over distance?

11). Describe the function of a triggering center in a neuron.

12). What are the characteristics of action potentials?

13). Describe the mechanism and all phases of the action potential.

14). Describe the types of refractory periods.

15). How is the action potential propagated and conducted across the length of a membrane in a single direction only?

16). Describe the axon variables that can influence the speed at which an action potential is conducted in a mammalian neuron.

17). Compare and contrast the neurocrines and neuromodulators released by the central vs. peripheral nervous system.

18). Describe the types of cholinergic, adrenergic and glutamatergic receptors.

19). Describe the types of postsynaptic responses.

20). Describe how neurotransmitter activity can be terminated.

21). Describe the mechanisms of integration of neural information.

22). Describe the types of phenomena present in different neural circuits.

23). Describe the phenomena of long-term potentiation and depression.