What are the main functions of myelin on neuronal axons

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Reference no: EM133940663

Questions:

1. What are the main functions of myelin on neuronal axons? How does axon myelination relate to action potential conduction and motor behaviour?

2. Provide two examples of supposedly "heroic" or "altruistic" behaviours in non-human animals and explain their possible evolutionary basis in terms of fitness.

3. Describe the research of Michael Meaney and colleagues studying the epigenetic basis of parental care. How does this work relate to Lamarck's original theory of species change?

4. The glutamate NMDA receptor is often referred to as a "coincidence detector". What does this mean? Describe the mechanism by which the NMDA receptor works as a physiological coincidence detector and explain its apparent role in memory formation. Describe scientific evidence that illustrates the involvement of NMDA receptors in learning and memory.

5.What is the difference between orthosteric and allosteric binding sites on receptor proteins? Explain why benzodiazepines are a good example of allosteric modulation in relation to GABAergic transmission?

6. Explain three main mechanisms of ion channel regulation in the nervous system. Describe how they differ and give an example of each. (10 points)

7. Describe the retinotopic organization of the visual system.

Reference no: EM133940663

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