🗊Презентация Neurons Stephen Richards

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Neurons Stephen Richards , слайд №1Neurons Stephen Richards , слайд №2Neurons Stephen Richards , слайд №3Neurons Stephen Richards , слайд №4Neurons Stephen Richards , слайд №5Neurons Stephen Richards , слайд №6Neurons Stephen Richards , слайд №7

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Neuron- highly specialized cell that transmits electrical impulses
Stephen M. Fowler
Описание слайда:
Neuron- highly specialized cell that transmits electrical impulses Stephen M. Fowler

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Nervous System
Central Nervous System (CNS)- brain and spinal chord
Peripheral Nervous System (PNS)- all nerves extending from and going to the CNS
Composed of over 100 billion neurons
Описание слайда:
Nervous System Central Nervous System (CNS)- brain and spinal chord Peripheral Nervous System (PNS)- all nerves extending from and going to the CNS Composed of over 100 billion neurons

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Elements of a Neuron
Описание слайда:
Elements of a Neuron

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Neurotransmitters
Are required along with vesicles to transmit a nerve impulse from one neuron to another over the synapse.
Описание слайда:
Neurotransmitters Are required along with vesicles to transmit a nerve impulse from one neuron to another over the synapse.

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Classes of Neurons
Afferent- do not have dendrites: transmit impulses from specialized structures to the Central Nervous System
Efferent- conduct electrical signals from the CNS to muscle or glad cells
Inter- reside entirely within the CNS and make up about 99% of all neurons
Описание слайда:
Classes of Neurons Afferent- do not have dendrites: transmit impulses from specialized structures to the Central Nervous System Efferent- conduct electrical signals from the CNS to muscle or glad cells Inter- reside entirely within the CNS and make up about 99% of all neurons

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Neuroscience Terminology
Nerve- bundle of axons in the PNS
Pathway- bundle of axons in the CNS
Commissure- a collection of nerve fibers linking the left and right halves of the CNS
Nuclei- cell bodies linked together in the CNS
Ganglia- cell bodies linked together in the PNS
Описание слайда:
Neuroscience Terminology Nerve- bundle of axons in the PNS Pathway- bundle of axons in the CNS Commissure- a collection of nerve fibers linking the left and right halves of the CNS Nuclei- cell bodies linked together in the CNS Ganglia- cell bodies linked together in the PNS

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References
Pasternak
http://en.wikipedia.org/wiki/Main_Page
http://psych.athabascau.ca/html/Psych402/Biotutorials/2/myelin.shtml
Описание слайда:
References Pasternak http://en.wikipedia.org/wiki/Main_Page http://psych.athabascau.ca/html/Psych402/Biotutorials/2/myelin.shtml



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