2010 BIO 203 Lecture 10

2010 BIO 203 Lecture 10 - BIO 203 Cellular and Organ...

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2/22/2010 1 BIO 203 Cellular and Organ Physiology Professor John Cabot Office: Life Sciences Building, Room 536 Office Hours: Tuesdays, 1-2:30 pm Thursdays, 1-2:30 pm E-Mails: Please include your name and SB ID #. Introduction to the Central and Peripheral Nervous Systems
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2/22/2010 2 Structural Organization of the Nervous System Sensory information going into the central nervous system Motor information exiting the central nervous system Cellular Constituents of the Central Nervous System Neurons Glia (Neuroglia) Ratio of Neuroglia to Neurons: ≈ 10:1 Ependymal Cells
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2/22/2010 3 Types of Glia Ratio of Neuroglia to Neurons: ≈ 10:1 Functions: Surround soma, axon and dendrites of neurons, and physically and metabolically support neurons, help form blood brain barrier Types of Glia Maintain chemical environment Myelin formation Scavenger Blood-Brain Barrier (Schwann cells in PNS) (Related to Reuptake of neurotransmitters macrophages)
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2/22/2010 4 Types of Glia Contributes to the formation of the Blood-Brain Barrier Types of Glia Maintain chemical environment Myelin formation Scavenger Blood-Brain Barrier (Schwann cells in PNS) (Related to Reuptake of neurotransmitters macrophages)
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2/22/2010 5 Cellular Constituents of the Central Nervous System Neurons Glia (Neuroglia) Ratio of Neuroglia to Neurons: ≈ 10:1 Ependymal Cells
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2/22/2010 6 Ventricles of the Brain Ependymal Cell Specialization: Choroid Plexus- Manufacture and Secret CSF
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2/22/2010 7 Flow of CSF Structural Organization of the Central Nervous System
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2/22/2010 8 Digital 3-D Reconstruction of the Human Body Illustrating the Position of the Brain, Brainstem and Spinal Cord in an Intact Human Diencephalon Midbrain Pons Medulla Cerebral Cortex Brainstem
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This note was uploaded on 03/28/2011 for the course BIO 203 taught by Professor Johncabot during the Spring '08 term at SUNY Stony Brook.

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2010 BIO 203 Lecture 10 - BIO 203 Cellular and Organ...

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