P Lec Notes 091610 - P Lec Notes 09/16/10 -Results of...

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P Lec Notes 09/16/10 -Results of Stanford prison experiment: subjects acted in ways which would otherwise seem repugnant to self and other based on situational forces -These findings have been applied to several real life situations The Nervous System -The body's electrochemical communication system -Divided into the PNS and CNS The Central Nervous System -Made up of the brain and the spinal cord -99% of neurons are located in the CNS -Functions include: receiving, processing, and storing incoming information; sends out messages to muscles, glands and internal organs -the central command system which controls thoughts and movement The Peripheral Nervous System -Nervous system outside the brain and spinal cord which handles input and output. -Connects the brain and spinal cord to the other areas of the body Neurons -Individual cells which receive, integrate, and transmit information -Sensory or Afferent Neurons: carry information to the brain from the skin, muscles or organs. -Motor or Effector Neurons: Carry the brain's output to muscles, glands, and organs. -Mirror Neurons: neurons which are activated by performing an action or by seeing another perform the same action -May play a role in developing new motor skills -Empathy and language (partly based on imitation) -Dysfunction linked to autistic spectrum disorders How it All Works: Neurons in Action -Neurons are the nerve cells which communicate to, from or inside the CNS -Glial cells: hold the neurons in place nourish and insulate neurons, non-neuron cells which provide a supportive function The Structure of a Neuron -Dendrites: receive messages from other neurons, transmit to the cell body
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P Lec Notes 091610 - P Lec Notes 09/16/10 -Results of...

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