Neuroscience_1_2_Outline

Neuroscience_1_2_Outline - PSYC1101-I I Neural Bases of...

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PSYC1101-I 1/26/2010 I. Neural Bases of Behavior 1. Neurons: The Origin of Behavior i. Components of a neuron 1. Soma (cell body) 2. Dendrites 3. Axon a. Myelin sheath b. Node of Ranvier c. Terminal buttons d. Synapse e. Synaptic cleft ii. Types of neurons (acc. to function) 1. sensory 2. interneuron 3. motor 2. How is information transmitted in the nervous system? i. Electrical transmission process 1. Resting Potential 2. Action Potential 3. Return to resting potential 4. Some features of action potentials a. All-or-none law b. Refractory period c. Role of myelin sheath ii. Chemical transmission process 1. Synthesis 2. Storage in synaptic vesicles 3. Release into cleft 4. Binding to postsynaptic cell 5. Stop activation (deactivation, reuptake, or autoreceptor binding) 3. i. Roles of Neurotransmitters (NTs) 1. Excitatory 2. Inhibitory ii. Types of NTs 1. Acetylcholine 2. Glutamate 3. GABA 4. Dopamine 5. Serotonin 6. Norephinephrine 7. Endorphin iii. Roles of Drugs 1. Agonist 2. Antagonist iv. Some types of Drugs
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PSYC1101-I 1/26/2010 II. Organization of the Nervous System (NS) 1. Peripheral NS i. Somatic NS ii. Autonomic NS 1. Sympathetic NS 2. Parasympathetic NS 2. Central NS i. Spinal Cord Spinal reflexes(does not involve the spinat all)
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Neuroscience_1_2_Outline - PSYC1101-I I Neural Bases of...

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