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Cal Poly Pomona | PSY 210
52 sample documents related to PSY 210
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Cal Poly Pomona PSY 210
Early Ideas about Brain and Behavior Mind, Brain and Behavior Neuroscientists want to unify the science of the mind with the science of the brain. Actions of the brain underlie all behavior. What we call mind is a range of functions carried out -
Cal Poly Pomona PSY 210
The Mind-Body Duality Source: Robert H. Wozniak http:/serendip.brynmawr.edu/Mind/Descartes.html Rene Descartes (1596-1650) Mind-Body Dualism Descartes - The rational mind connects with the animal body at the pineal gland. Thus, mind affects body an -
Cal Poly Pomona PSY 210
Brain and Behavior Chapter 1 Interview with Rodney Brooks Human as machine, machine as human: http:/www.aaai.org/AITopics/html/show.html http:/news.bbc.co.uk/olmedia/cta/progs/02/hardtalk/brooks19aug.ram Organizational Principles Two hemispheres -
Cal Poly Pomona PSY 210
Neurons and Glia Chapter 2 Pg 32-57 Obstacles to Study Cells are too small to see. To study brain tissue with a microscope, thin slices are needed but the brain is like jello. Formaldehyde used to \"fix\" or harden tissue early in 19th century. N -
Cal Poly Pomona PSY 210
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Cal Poly Pomona PSY 210
The Action Potential Four Signals Within the Neuron Input signal occurs at sensor or at points where dendrites are touched by other neurons. Integration (trigger) signal occurs at first node (in sensory neuron) or at axon hillock. Conducting -
Cal Poly Pomona PSY 210
Propagation of the Action Potential Chapter 4, p 80-97 Monday, October 13, 2003 Discussion of Term Paper The goal is to integrate information about brain and behavior with real-world controversies. Be sure to cover pros and cons, as well as -
Cal Poly Pomona PSY 210
Synaptic Transmission Chapter 4 Pages 95-122 Chemical Synapses Most synapses in the brain are chemical. Electronically coupled gap junction synapses occur in special circumstances (embryos, cardiac muscle) where close coordination needed. Che -
Cal Poly Pomona PSY 210
Inhibitory and Excitatory Signals Excitatory Potentials Excitatory postsynaptic potential (EPSP) occurs when membrane potential goes toward threshold (becomes more depolarized). ACh and Glutamate gated ion channels are excitatory. Typically, t -
Cal Poly Pomona PSY 210
Structure of the Nervous System Midterm Results Anatomical References References are made assuming a mammalian animal (such as a rat) on four legs. For humans, assume they are on hands & knees. Anterior Rostral Posterior Caudal Toward the no -
Cal Poly Pomona PSY 210
Development of the Nervous System Development of the CNS The embryo begins as a flat disk with three layers of cells. Endoderm forms the lining of the viscera (internal organs). Mesoderm becomes the bones and muscles. Ectoderm gives rise to the -
Cal Poly Pomona PSY 210
The Chemical Senses Chemoreceptors Chemically sensitive cells located throughout the body to monitor: Irritating chemicals on skin or in mucus Ingested substances in digestive organs Levels of carbon dioxide and oxygen in blood Acidity in mus -
Cal Poly Pomona PSY 210
The Eye A Model for Sensing Three components: Stimulus detection a specialized sensory neuron Reception where neurons receive information from the sensory neurons Integration where information from receivers is processed All the human se -
Cal Poly Pomona PSY 210
The Central Visual System Transduction Photoreceptors release the neurotransmitter glutamate (glu) when depolarized. Depolarized in the dark. Hyperpolarized by light. Photoreceptors produce graded response that provides input aggregated by bipo -
Cal Poly Pomona PSY 210
Beyond the Striate Cortex Extrastriate Pathways Parallel processing of visual information from the striate cortex. Three pathways: Color processing P blob cells, goes from V1 to V2, then V4, then inferior temporal cortex. Shape processing, d -
Cal Poly Pomona PSY 210
The Auditory System Audition (Hearing) Transduction of physical sound waves into brain activity via the ear. Sound is perceptual and subjective. Structure of the ear. Pathways from the ear to the cortex. MGN (medial geniculate nucleus of t -
Cal Poly Pomona PSY 210
The Somatic Sensory System Chapter 12 Friday, November 7, 2003 Somatic Sensation Enables us to know what our body parts are doing. Three kinds of receptors: Touch - mechanoreceptors Pain - nociceptors Temperature - thermoreceptors Mechanore -
Cal Poly Pomona PSY 210
Spinal Control of Movement Midterm 2 Results 15 12 15 y9 c n e u q e r F 6 12 t n u o C 9 6 3 3 Mean = 27.90 Std. Dev. = 5.05985 N = 50 0 15.00 20.00 25.00 30.00 35.00 40.00 0 A B C D F mid2score mid2grade Types of Muscles Smooth dig -
Cal Poly Pomona PSY 210
Brain Control of Movement Motor Control Hierarchy High level plans and executes strategy Association areas of cortex Basal ganglia gives the go signal Motor cortex Cerebellum Brain stem, spinal cord Middle level develops tactics Low l -
Cal Poly Pomona PSY 210
Chemical Control of Behavior Homeostasis Keeping the internal environment of the body the same (constant) regardless of changes externally. Communication is accomplished by three systems: Central nervous system (hypothalamus) Brain stem (dif -
Cal Poly Pomona PSY 210
Motivation Coordination of the Systems Systems are complementary. Both are active to some extent at the same time not alternating. What happens during anger? Sympathetic arousal increases blood pressure. Medulla detects that arousal and a -
Cal Poly Pomona PSY 210
Emotion Chapter 18 Monday, November 24, 2003 Emotion and Motivation Motivation that which gives energy and direction to behavior. Inferred from goal-directed behavior. A process which evaluates the significance of events with respect to importa -
Cal Poly Pomona PSY 210
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Cal Poly Pomona PSY 210
Rhythms of the Brain Types of Rhythms Circadian fluctuate daily Sleep-wake, temperature, hormones, urine production, gastrointestinal activity Cognitive and motor performance levels Hibernation, ovulation Sleep cycles (REM and other sleep stag -
Cal Poly Pomona PSY 210
Language and Attention Chapter 20 Wednesday, December 3, 2003 Features of Language Creativity we create meaning by using grammatical rules to generate new sentences. Form language is made up of smaller units (phonemes, morphemes, words, se -
Cal Poly Pomona PSY 210
Memory Systems Chapter 23 Friday, December 5, 2003 What is Memory? Memory is a change in the synapses of the neurons comprising a network. Memories are not static \"records\" but products of a change in the connections among nerve cells. Memories ex -
Cal Poly Pomona PSY 210
Mind, Brain & Behavior Wednesday February 12, 2003 How is Information Encoded? Patterns of discharge of action potentials: Frequency code - strength is conveyed by frequency (faster rates of firing) Population code strength is also conveyed by -
Cal Poly Pomona PSY 210
Mind, Brain & Behavior Wednesday February 19, 2003 Extrastriate Pathways Parallel processing of visual information from the striate cortex. Three pathways: Color processing P blob cells, goes from V1 to V2, then V4, then inferior temporal co -
Cal Poly Pomona PSY 210
Mind, Brain 28 Three Kinds of Movement Reflex responses (knee-jerk) rapid, stereotyped, involuntary responses. Graded in response to eliciting stimulus. Rhythmic motor patterns (wal -
Cal Poly Pomona PSY 210
Mind, Brain & Behavior Friday February 7, 2003 From Nerve Cells to Cognition (Cont.) Chapter 18 Mapping the Sensory Cortex Single cell measurements show specific responses when part of the body is touched. Penfield mapped sensory cortex. Diffe -
Cal Poly Pomona PSY 210
Mind, Brain & Behavior Friday January 17, 2003 The Action Potential Depolarization influx of sodium (Na+) or another positive ion makes the membrane potential more positive. When the membrane potential reaches threshold, voltage-gated Na+ ion -
Cal Poly Pomona PSY 210
Mind, Brain & Behavior Monday January 27, 2003 Connections Among Neurons The growing tip of an axon is called a growth cone. Lamellipodia flaps at the edge of the growth cone. Fold in to become the terminal synapse at destination. Filopodia -
Cal Poly Pomona PSY 210
Mind, Brain & Behavior Friday January 31, 2003 For Midterm 1 Chapters 1, 2, 4, 5 Lecture on Mind-Body (not in textbook) An Overview View Chap. 6, 7, 8, 9, 13 Class lectures on topics that are covered in greater detail in Chapters 6-9, 13 Us -
Cal Poly Pomona PSY 210
Mind, Brain 28 Motor Activity Know what kind of info the two main pathways carry, but not the names of the specific tracts. Class lecture is explained in detail in -
Cal Poly Pomona PSY 210
Mind, Brain & Behavior Monday February 10, 2003 Sensory Systems Sensory modalities: Vision, hearing, touch, taste, smell Submodalities building blocks that constitute elementary senses: Form more complex sensations. Example: taste include -
Cal Poly Pomona PSY 210
Mind, Brain & Behavior Monday February 17, 2003 Retina Two kinds of photoreceptors (Table 22-1): Cones wavelength specific (perceive color) and detail, see in daylight, detect fast flicker Rods perceive motion, require less illumination and -
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Cal Poly Pomona PSY 210
Mind, Brain & Behavior Wednesday January 15, 2003 Knee Jerk A Sample Circuit Knee jerk a simple behavior controlled by a circuit with direct connections between: Sensory neurons Motor neurons (controlling muscles) Interneurons (to inhibit op -
Cal Poly Pomona PSY 210
Mind, Brain & Behavior Wednesday January 22, 2003 Discussion of Term Paper The goal is to integrate information about brain and behavior with real-world controversies. Be sure to cover pros and cons, as well as your own opinions. Give credit -
Cal Poly Pomona PSY 210
Mind, Brain & Behavior Wednesday January 29, 2003 Ion Channels Chapter 7 Ion Channels Found in all cells throughout the body. Open and close in response to signals. Selectively permeable to specific ions High rate of flow (conductance) Re -
Cal Poly Pomona PSY 210
Brain and Behavior Chapter 1 Mind, Brain and Behavior Neuroscientists want to unify the science of the mind with the science of the brain. Actions of the brain underlie all behavior. What we call mind is a range of functions carried out by the -
Cal Poly Pomona PSY 210
Mind, Brain & Behavior Friday March 7, 2003 Diffuse Enteric System A third major division of the autonomic nervous system. Neural control unit between the autonomic postganglionic nerves and the gastrointestinal system. Contractions of muscles -
Cal Poly Pomona PSY 210
Mind, Brain & Behavior Wednesday March 12, 2003 Eating Disorders Anorexia Nervosa deliberate starvation due to psychological factors. Insufficient body weight Distorted body image, food obsession Anorexics have normal appetite Bulimia Nerv -
Cal Poly Pomona PSY 210
Mind, Brain & Behavior Monday March 3, 2003 Genetics of Sex The default sex is female. Males have XY chromosomes. Females XX. A gene on the Y chromosome (sexdetermining region, SRY) causes production of a protein called testis-determining factor -
Cal Poly Pomona PSY 210
Mind, Brain & Behavior Friday March 7, 2003 Stress and Anxiety Stress is the response of the body to any demand. Stress is not harmful. Prolonged stress in a situation where one is helpless is harmful (lack of control). Cortisol is a measure of -
Cal Poly Pomona PSY 210
Brain Control of Movement Motor Control Hierarchy High level plans and executes strategy Association areas of cortex Basal ganglia gives the go signal Motor cortex Cerebellum Brain stem, spinal cord Middle level develops tactics Low level executes mov -
Cal Poly Pomona PSY 210
Synaptic Transmission Chapter 4 Pages 95-122 Chemical Synapses Most synapses in the brain are chemical. Electronically coupled gap junction synapses occur in special circumstances (embryos, cardiac muscle) where close coordination needed. Chemical synapse -
Cal Poly Pomona PSY 210
Neurons and Glia Chapter 2 Pg 32-57 Obstacles to Study Cells are too small to see. To study brain tissue with a microscope, thin slices are needed but the brain is like jello. Formaldehyde used to \"fix\" or harden tissue early in 19th century. Nissl stai -
Cal Poly Pomona PSY 210
Motivation Coordination of the Systems Systems are complementary. Both are active to some extent at the same time not alternating. What happens during anger? Sympathetic arousal increases blood pressure. Medulla detects that arousal and activates the -
Cal Poly Pomona PSY 210
Chemical Control of Behavior Homeostasis Keeping the internal environment of the body the same (constant) regardless of changes externally. Communication is accomplished by three systems: Central nervous system (hypothalamus) Brain stem (diffuse modulat -
Cal Poly Pomona PSY 210
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