Week 2 Lecture Notes
Week 2 Lecture Notes Psych 101
Popular in Introductory Psychology
verified elite notetaker
Popular in Psychlogy
This 2 page Class Notes was uploaded by Audrey Notetaker on Wednesday October 21, 2015. The Class Notes belongs to Psych 101 at James Madison University taught by Dr. David Daniel in Summer 2015. Since its upload, it has received 20 views. For similar materials see Introductory Psychology in Psychlogy at James Madison University.
Reviews for Week 2 Lecture Notes
Report this Material
What is Karma?
Karma is the currency of StudySoup.
Date Created: 10/21/15
Research Methods What Question is being asked Is it biased who do they want to make conclusions about who is being studied Population Everyone you want your results to apply to Sample Selection everybody population has an equal chance at being in your study Goal generalize to population What are they measuring Are they operational definitions of variables how you define the variables in your study Validityhow well does the procedure actually measure Reliability consistency has to contradict itself to prove it right How are they Gathering their Data Naturalistic Observation watching behavior in natural context strength real life weakness lacks controlparticipant reactivity senses being watched changes observer biasperson watching has own set of values Case Study Individualsmall group strength rich data weakness particular to that 1 personrepresentativeness SurveysQuestionaries strengths efficientQuick and cheap weakness Question bias truths Lab Experimentsstrict cause and effect relationship experimental and control dependent and independent Strengths controlcause and effect weakness artificialethics imited by Biology of Behavior Soma cell body contains Nucleus Dendrite Fibers receive info and conduct it toward the cell body Axon passes message Dendrites listen Axons speak All or none principle do i send or not Threshold level of stimulation required to trigger neural impulse Synapse meeting point between neurons Reuptake sending neuron reabsorbs excess sending neurons back into the system ll Neurons Sensory cary messages from body s tissues and sensory receptors lNWARD to the brain and spinal chord for processing Motor carry instructions from the central nervous system OUT to the body s muscles lnterneurons sensory input and motor output information is processedcomplexity resides BETWEEN lll Nervous System Peripheral Automaticcontrols selfregulated actions of internal organs and glands Somatic voluntary controls voluntary movements of skeletal muscles Central Brain and spinal Sympatheticarousal pupils sweating adrenal glands shutting down increased activity Parasympatheticcalming Neurotransmitters released from the presynaptic membrane into the synaptic cleft post synaptic membrane ducking port the done go back into the system Against mimics neurotransmitters Antagonist blocks neurotransmitters Synaptic Change is the mechanism of learning All learning is the result of changes in the neurons connectivity and firing characteristics babies have more neuron connections than adults IV Methods of Studying the Structure and Function of Brain Function of Brain post mortem after death Structural studies Lesion studiesdamage to brain temporal permanent direct cortical stimulation applying electrical current Event related potentials doing something way the brain reacts FMRI model of brain measuring blood flow