Lecture 15- intro to central nervous systems copy

Lecture 15- intro to central nervous systems copy - evolved...

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Great Lecture Today!! We are going to begin to consider  how populations of neurons form a   NERVOUS SYSTEM
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Remider to me If your parents, friends or siblings are in town, bring them to class!! They are more than welcome. Extend office hours to Friday? Reminder to me
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3 AP starts here Release of neurotransmitter Excitatory neuron Inhibitory neuron . . . + + + + + + + + + ... Transmitter binds to receptors, opens channels and allows positive Na+ ions to flow into neuron Inject + current + Pre-synaptic neuron Post-synaptic neuron
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4 Excitatory neuron Inhibitory neuron ... -70 mv -75 mv Inject negative current + Pre-synaptic neuron Post-synaptic neuron
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Peripheral nervous system Central nervous system (CNS)
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Flexure in long axis of nervous system arose as humans
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Unformatted text preview: evolved upright posture. Neurulation in the mammalian embryo . Regional specification of the developing brain (forebrain) (midbrain) (hindbrain) (forebrain) (midbrain) (hindbrain) (forebrain) hindbrain) Pons + cerebellum Medulla midbrain medulla Pons telencephalon thalamus + hypothalamus cerebral hemisphere thalamus midbrain pons medulla hypothalamus Reflex and Cerebellar Channels medulla Somatosensory Lemniscal Channel Somatosensory cortex spinal cord hand region foot region . Cortex . Dorsal root ganglia pons cerebellum midbrain hypothalamus thalamus Pituitary gland Olfactory bulb Spinal cord thalamus Somatosensory cortex medulla Dorsal root ganglion...
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Lecture 15- intro to central nervous systems copy - evolved...

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