Sep 27 - Synaptic Communication

Sep 27 - Synaptic Communication - Tuesday, September 27,...

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Tuesday, September 27, 2011 Synaptic Communication How do Neurons Work? Neural Communication The Synapse Next Time: The Brain Scan: p. 80 – 90 How do neurons produce an electrical signal? How does a neuron code intensity? How does one neuron communicate with another? A new viral disease has been found that actually destroys the myelin sheath around a neuron. What is the likely result? a. slower neural conduction b. faster neural conduction c. a lowering of threshold d. decrease in Hebbian synapses e. smaller graded potentials Structure of Neurons
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Tuesday, September 27, 2011 Classification System Classify by Function 1. Sensory Neurons afferent 2. Motor Neurons efferent 3. Inter Neurons relay stations http://dotsub.com/view/03fba3dc-9b9d-4382-b35e-0499582a8fb3 Cell membrane (semipermeable) Has holes to allow things to pass back and forth Many ions inside (charged particles) Extracellular Fluid How neurons produce signal The Action Potential
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Sep 27 - Synaptic Communication - Tuesday, September 27,...

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