Your SlideShare is downloading. ×
Neurons, the Action Potential, etc.
Upcoming SlideShare
Loading in...5
×

Thanks for flagging this SlideShare!

Oops! An error has occurred.

×

Introducing the official SlideShare app

Stunning, full-screen experience for iPhone and Android

Text the download link to your phone

Standard text messaging rates apply

Neurons, the Action Potential, etc.

792
views

Published on

Slides for our discussion of Cognitive Neuroscience by Gazzaniga, et al. chapter 2.

Slides for our discussion of Cognitive Neuroscience by Gazzaniga, et al. chapter 2.

Published in: Education

0 Comments
1 Like
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total Views
792
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
47
Comments
0
Likes
1
Embeds 0
No embeds

Report content
Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
No notes for slide

Transcript

  • 1. Neurons
  • 2. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Association neuron CellCell body body AxonDendrites 2 3Cell body Axon Motor neuron Axon 1Sensory Direction ofneuron conduction Dendrites
  • 3. Dendrites
  • 4. Axons
  • 5. Figure 12-31 Essential Cell Biology (© Garland Science 2010)
  • 6. Glial Cells
  • 7. Roughly 3 timesmore glia than neurons
  • 8. Astrocytes
  • 9. StructuralGlycogen fuel reserve bufferMetabolic supportBlood–brain barrier?Transmitter uptake and releaseRegulation of ion concentration in the extracellular spaceModulation of synaptic transmissionVasomodulationPromotion of the myelinating activity of oligodendrocytesNervous system repairLong-term potentiation
  • 10. Text
  • 11. Maintain an appropriatechemical environmentfor neuronal signaling
  • 12. Microglia
  • 13. Macrophagesof the CNS
  • 14. ScavengingPhagocytosisCytotoxicityAntigen presentationSynaptic strippingPromotion of repairExtracellular signaling
  • 15. Oligodendrocytes
  • 16. A.M. BUTT, K. COLQUHOUN, AND M. BERRY
  • 17. Schwann Cells
  • 18. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Dendrites Schwann cell Schwann cell Axon Nucleus Axon SchwannMyelin cellsheath Axon Myelin sheath
  • 19. Myelin
  • 20. “...fatty substance thatsurrounds the axonsof many neurons.”
  • 21. “...wrapping their cell membranesaround the axon in a concentricmanner.”
  • 22. Water: 40%Remainder: 70 - 85% Lipids 15 - 30% Proteins
  • 23. Action Potential
  • 24. MembraneDepolarization
  • 25. Figure 12-33 Essential Cell Biology (© Garland Science 2010)
  • 26. Voltage-GatesSodium Channels
  • 27. Figure 12-34 Essential Cell Biology (© Garland Science 2010)
  • 28. Figure 12-35 Essential Cell Biology (© Garland Science 2010)
  • 29. MembraneRepolarization
  • 30. Voltage-GatedPotassium Channels
  • 31. Figure 12-29 Essential Cell Biology (© Garland Science 2010)
  • 32. Figure 12-39b Essential Cell Biology (© Garland Science 2010)
  • 33. SynapticTransmission
  • 34. Figure 12-40a Essential Cell Biology (© Garland Science 2010)
  • 35. Figure 12-40b Essential Cell Biology (© Garland Science 2010)
  • 36. Voltage-GatedCalcium Channels
  • 37. Figure 12-41 Essential Cell Biology (© Garland Science 2010)
  • 38. Figure 12-42 Essential Cell Biology (© Garland Science 2010)
  • 39. Figure 5.14 Molecular mechanisms of exocytosis during neurotransmitter release (Part 2)
  • 40. Figure 5.9 Local recycling of synaptic vesicles in presynaptic terminals (Part 2)
  • 41. Neurotransmitters
  • 42. Excitatory
  • 43. Inhibitory
  • 44. Figure 5.3 Sequence of events involved in transmission at a typical chemical synapse
  • 45. Figure 5.23 Events from neurotransmitter release to postsynaptic excitation or inhibition
  • 46. Figure 12-45b Essential Cell Biology (© Garland Science 2010)
  • 47. Figure 12-45a Essential Cell Biology (© Garland Science 2010)
  • 48. NeurotransmitterBiosynthesis
  • 49. Small Molecules
  • 50. Figure 5.5 Metabolism of small-molecule and peptide transmitters (Part 1)
  • 51. Figure 5.5 Metabolism of small-molecule and peptide transmitters (Part 2)
  • 52. Neuropeptides(Peptide Neurotransmitters)
  • 53. β-endorphin
  • 54. Figure 5.5 Metabolism of small-molecule and peptide transmitters (Part 3)
  • 55. Figure 5.5 Metabolism of small-molecule and peptide transmitters (Part 4)
  • 56. Electrical Synapses
  • 57. Figure 5.1 Structure of electrical synapses (Part 1)
  • 58. Gap Junctions
  • 59. Figure 5.1 Structure of electrical synapses (Part 3)
  • 60. Figure 5.1 Structure of electrical synapses (Part 2)
  • 61. Axon
  • 62. Glial Cell Axon
  • 63. Axon
  • 64. Myelin Axon