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Unformatted text preview: 1 PSYC 100: Introductory Psychology Chapter 3 , Part 2 (pp. 76-100) Tuesday, February 12, 2008 B I O L O G I C A L B A S E S O F B I O L O G I C A L B A S E S O F M E N T A L L I F E & B E H A V I OR M E N T A L L I F E & B E H A V I OR Lecture Outline Lecture Outline Central Nervous System Spinal Cord Hindbrain Midbrain Subcortical Forebrain Cerebral Cortex Name that Brain Damage Cerebral Lateralization Video: Severed Corpus Callosum Genetics and Psychology Human Nervous System Human Nervous System Overview of the Spinal Cord Overview of the Spinal Cord Sends information from sensory neurons to the brain and it relays motor commands back to Has dorsal (back or top side) and ventral (belly or bottom side) roots that carry sensory and motor Cross section of the spinal cord: H-shaped structure in the center is gray-colored and consists of The outer regions in the cross-section are white in appearance (due to 2 The Spinal Cord The Spinal Cord Processes sensations and controls movements in the The body is arranged in a series of segments, and nerves from a particular segment of the spinal cord primarily enervate a particular The Human Brain The Human Brain Weighs about Consists of approximately 10-20 billion are in the 60-240 trillion The most complex structure in the universe Midline View of Human Brain Midline View of Human Brain The Hindbrain The Hindbrain Hindbrain = Medulla continuous with the all the ascending (sensory) and descending (motor) nerve fibers connecting the brain and...
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This note was uploaded on 04/28/2008 for the course PSYCH 100 taught by Professor Alvarez during the Spring '08 term at Tulane.
- Spring '08