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Week 2 Notes

by: Karen Notetaker

Week 2 Notes PSY 100

Karen Notetaker
GPA 0.5
General Psychology
Katie Lynn Hodgin

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Hey everybody! Sorry that these notes are late. Here they are though!
General Psychology
Katie Lynn Hodgin
Class Notes
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This 4 page Class Notes was uploaded by Karen Notetaker on Thursday September 17, 2015. The Class Notes belongs to PSY 100 at Colorado State University taught by Katie Lynn Hodgin in Fall 2015. Since its upload, it has received 130 views. For similar materials see General Psychology in Psychlogy at Colorado State University.


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Date Created: 09/17/15
Week 2 Notes Monday September 14 2 1S 1124 PM 1 Three levels of analysis a Biopsychosocial approach i This is the approach that looks at the biological psychological and social factors that influence people b Behavior and mental process are influenced by these factors i Biological 1 Natural selection a This is the adaptive traits that are passed on from generation to generation 2 Genetic predisposition a This would be anything that would change the behavior or mental process of someone in response to the environment around them 3 Brain mechanisms 4 Hormonal influences ii Psychological influences 1 The fears and expectations that have been learned from others 2 Emotional response 3 Cognitive process and interpretations of the world iii Social influences 1 The presence of others influences behavior 2 Cultural and family expectations 3 Friend and group influences 4 Media 2 Subfields a There are two different types of research i Basic 1 This builds the knowledge basis ii Applied 1 This is the research that attacks practical problems b There are three different main subfields of psychology i Counselling psychologists 1 Helps people when they have difficult spot in life ii Clinical psychologists 1 These are the people that are able to asses and treat different disorders iii Psychiatrists 1 These are licensed doctors that are able to prescribe drugs and other treatment for psychological disorders 3 The scientific method a Theory i This is the entire explanation with ideas that have organized observations and is able to predict future events b Hypothesis i This is a testable prediction ii After a hypothesis has been created an experimentstudy must be conducted iii After the experiment there must be an analysis of all of the data that you have collected and a conclusion must be made 1 All of the data that you collected and your experiment procedure must be replicable c There are three different research methods used in psychology i Description 1 Case studies a These are mainly focused on one certain person in a special case b This kind of study can be misleading because it is dependent on the individual in a special case c But it can be good in the fact that it provides new ideas 2 Naturalistic observation a This is the watching and recording of individuals or groups behavior in the natural setting b Great for observing natural behavior but there is no constant control to observe behavior 3 Surveys a This is the selfreporting of people about their own behavior b Wording can be everything i Any word that is synonyms with another word but tends to have a negative connotation with society can lead to mixed up answers c Random sampling i Tends to generalize from observation of cases d Don t accept surveys as gospel truth i The best basis for generalizing from a representative sample ii Correlation 1 CORRELATION DOES NOT EQUAL CAUSATION 2 Positive correlation between 0 and 100 a Two things increase or decrease together 3 Negative correlation between 0 and 100 a Inverse relationship i One variable increases while the other decreases 4 Correlation can predict but it cannot prove the causation iii Experimentation 1 Requires a control and a manipulation factor 2 Doubleblind procedure a This is where neither the administrator or the groups know who is being administered the treatment 3 Placebo effect a No treatment is being administered but the experimental group believes that they are receiving treatment i The mind can do wonders when told something is helping the body 4 Independent variables a Independent of other factors i Age weight or personality 5 Dependent variables a Effect of one or more independent variables on measurable behavior 4 The nervous system a Neurons i These are the legos of the nervous system b Dendrites i These are the fibers or fingers that are connected to the cell body that receive information and send it through to the cell body c Axon i This is the branch that moves the message from the cell body to sends it to other neurons muscles or glands d Myelin sheath i This is a layer of fatty tissue that covers the axon and helps speed up the impulses of the message e Action potential i This is the impulse that the neuron sends out f Synapse i There is a space in between each neuron and this is what it is called g Neurotransmitters i These are the chemicals that are released after action potential has happened 5 Central Nervous system a This involves the brain and the spinal cord 6 Peripheral nervous system a This is responsible for collecting and transmitting decisions made by the CNS to different body parts b This also includes the i Somatic nervous system 1 This allows voluntary control of skeletal muscles ii Autonomic nervous system 1 Controls all of the glands and muscles of the nervous system iii Sympathetic nervous system 1 Arouses and expends energy iv Parasympathetic nervous system 1 This conserves energy and calms your body by lowering heartbeat and blood sugar 7 Sensory neurons a These neurons take messages from the body tissues and sensory receptors to the brain and spinal cord for processing 8 Motor neurons a Takes directions from the CNS to the muscles 9 Interneurons a These process everything in the brain 10 The endocrine system a These are the glands that secrete a chemical messenger that travels through the blood stream and affects other tissues i These chemical messengers are called hormones b Adrenal glands i The ANS tells the adrenal glands to release epinephrine and norepinephrine 1 These two chemicals can increase heart rate blood pressure and blood sugar c Pituitary gland i This is known as the master gland The main hormones that are secreted by the pituitary are 1 Growth hormones 2 Oxytocin


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