bio 101 Neuron Action potential

bio 101 Neuron Action potential - EXERCISE PHYSIOLOGY #1....

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EXERCISE PHYSIOLOGY #1. How does a nerve propagate an electrical signal? #2. How does a nerve stimulate a muscle? #3. How does a muscle contract?
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Big Picture Anatomy of Neuron Electrical Potential = Uneven distribution of ions across a membrane Action Potential due to ion movement Chapter 45 only responsible for what we cover 1936 Olympics in Berlin
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Why do we need a nervous system? What allows a nervous system to transmit signals?
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Neurons Transmit electrical signals What is a Sensory Neuron? What is an Interneurons? What is a Motor Neurons? Central Nervous System Peripheral Nervous System
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Figure 45-1a Brain integrates sensory information and sends signals to effector cells. Sensory neuron Sensory receptor CNS (brain + spinal cord) Interneuron Motor neuron (part of PNS) Effector cells
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The Anatomy of a Neuron
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Fig 45.2 ? ? ?
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Resting Membrane Potential in Neuron (millivolt) Difference in charges across selectively permeable membrane = voltage difference
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This note was uploaded on 04/06/2011 for the course BIO 101 taught by Professor Freeman during the Spring '11 term at Union.

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bio 101 Neuron Action potential - EXERCISE PHYSIOLOGY #1....

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