Nervous+System+Presentation

The Nervous System (Chapter 48) Samuel Black, Glasha Marcon, Csilla T óth, Kina Winoto

Background Information ,[object Object],[object Object],[object Object]

Organization of Nervous Systems Nerves, which make up nervous systems, are organized in the following way…

Hierarchy of Nervous Systems: ,[object Object],[object Object],Somatic Nervous System Automatic Nervous System Sympathetic Division Parasympathetic Division Enteric Division

Central Nervous System (CNS) ,[object Object],[object Object],[object Object],[object Object]

Peripheral Nervous System (PNS) ,[object Object],[object Object],[object Object]

Somatic Nervous System ,[object Object],[object Object],[object Object]

Autonomic Nervous System (ANS) ,[object Object],[object Object],[object Object]

Sympathetic Division (part of the ANS) ,[object Object],[object Object],[object Object]

Parasympathetic Division (part of the ANS) ,[object Object],[object Object],[object Object]

Enteric Division (part of the ANS) ,[object Object],[object Object],[object Object],[object Object]

Information Processing: Typical Nerve Pathway Sensory input Integration (brain analyzes) Motor output

Reflexes ,[object Object],2 3 4 5 6

Neurons Dendrites Axon hillock Axon Myelin sheath Synaptic terminal

Message Sending in Neurons (summary) ,[object Object],[object Object],[object Object],[object Object]

Neurons from a chemical point of view ,[object Object]

Resting Potential ,[object Object],[object Object],[object Object],[object Object]

Resting Potential (continued) ,[object Object],[object Object]

Gated Ion Channels ,[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],Action Potential

Production of Action Potentials ,[object Object]

[object Object],2. Depolarization 3. Rising phase of the action potential 4. Falling phase of the action potential 5. Undershoot

Action Potential in Axons ,[object Object],2 3

Action Potential in Axons (summary) ,[object Object],[object Object],[object Object]

Neurotransmitters ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Impulse Propagation ,[object Object],[object Object],[object Object]

Neuron Communication ,[object Object],[object Object],[object Object]

The Synapse ,[object Object],[object Object],[object Object],[object Object],[object Object]

Graded Potentials ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Nervous System Variations ,[object Object],[object Object],[object Object],[object Object],[object Object]

The Human Brain ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Circadian Rhythms ,[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Lateralization of Cortical Function ,[object Object],[object Object],[object Object],[object Object],[object Object]

Brain Attributes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Nervous System Diseases and Disorders ,[object Object],[object Object],[object Object],[object Object]

Extra Credit ,[object Object],[object Object],[object Object],[object Object],Head capsule contains six pairs of ganglia, the first three pairs are fused into the brain The last three pairs are fused into the subesophageal ganglion The number of ganglia differs depending on the insect species: cockroaches have six ganglia in their abdomen

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