UNT BIOL 3800 - Neuronal Structure and Function (6 pages)

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Neuronal Structure and Function



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Neuronal Structure and Function

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About Neurons their structure function and organization


Lecture number:
5
Pages:
6
Type:
Lecture Note
School:
University of North Texas
Course:
Biol 3800 - Animal Physiology

Unformatted text preview:

BIOL 3800 1nd Edition Lecture 5 Outline of Last Lecture I Introduction II Structure Organization of Membrane A Plasma Membrane B Membrane Composition III Crossing Membrane A Diffusion B Osmosis IV Mechanism Transmembrane Movements A Pressure B Diffusion C Active Transport V Vesicle Membrane Transport A Endocytosis B Exocytosis C Pinocytosis D Phagocytosis VI Cell to Cell Junctions VII CAMS Outline of Current Lecture I Neurons A Major players in Nervous System B Communicate via electrical and Chemical Signals C Most Electrically Excitable D All Neurons and Glial Cells supporting cells make up nervous system E 3 Important Reasons Thoroughly Studied II Neuronal Structure and Function These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute A 2 Ways to Differentiate Neuronal Regions B Neuron Structure C Little Correlation Between Neuronal Complexity and Phylogeny III Transmission of Signals in Single Neuron A Spike Initiating Zone B Physiological Behavior IV Transmission of Signals Between Neurons A Afferent fibers B Interneurons C Synapses D Effector Neurons E Neuronal Circuit Afferent Interneurons Efferent F Presynaptic Postsynaptic Neurons G Neuronal Circuit V Organization of Nervous System A Sensory Neurons B Motor Neurons C Somata D Glial Cells Current Lecture Neuronal Structure and Function I Neurons nerve cells A Major player in nervous system B Communicate via electrical and chemical signals C Most electrically excitable 1 Electrical signals can be carried along length of cell and can do this without loss of signal strength D All neurons and glial cells supporting cells make up nervous system E 3 Important Reasons Thoroughly Studied 1 Electrical signals linked to physical science 2 Similar to all animals 3 sophisticated information processing remarkably depends on only small number physical and chemical properties II Neuronal Structure and Function A 2 Ways to



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