PSY 120 Purdue Exam 1 Actual Questions and Answers
100% Verified New Year 2024
What is Psychology?
Science of behavior and mental processes,
Concerned with everything a person does, thinks and feel
Father of Psychology
Wilhelm Wundt (philosopher with background in anatomy) in 1879
Structuralism
Wilhelm Wundt
understanding structure of the mind, use introspect
Clinical Psychologist
- Diagnosis and treatment of Psy problems
- Psychiatrist can prescribe drugs
(psychoanalysis/humanistic psychology)
Applied Psychologist
make use for practice problems in real worlds
-industry (effective communication in life)
-forensic (eyewitness testimonies)
-human factor (new product/telephone number)
-School (Children)
Research Psychologist
discover basic principles of human psyche
-behavioral neuroscientist (bio/genetic with behavior)
-Cognitive (higher level mental processing)
-Developmental (change over lifespan)
-Social ( how people interact)
-Personality (people differ)
(structuralism/functionalism/behaviorism)
Independent Variable
What is being manipulated in the experiment
Dependent Variable
What is measure or observed in the experiment
Confounding Variable
Uncontrolled variable that changes along with independent variable
Experimental Research
actively manipulates the environment to observe its effect on behavior
Placebo
Inactive or inert substance that resembles an experimental substance
Operations definitions
definitions that show how concepts can be observed and measured
Correlation
Statistic shows two variables vary together in a systematic from +1.00 to -1.00
Mean
average
Median
middle point in order to set scores
, Mode
most frequent occurring score in a set of numbers
Range
the difference between the largest and smallest score in distribution
EEG wave
record electrical activity of cortex only
CAT/CT
basically 3D x-rays
PET
detects brain activity through heat sensing
MRI
detect brain structures by sending radio waves through strong magnetic field
how does the nervous system communicate
electrochemically
Terminal Buttons
tiny swelling at the end of axon that contain chemicals important to a neural
transmission
resting potential
-70mv inside and out the resting neuron
action potential
all-or-non electrical signal that travels down a neuron's axon
Neurotransmitters
chemical messengers from one neuron to the next
Reflexes
automatic body reactions
Knee jerk
Lobes of the brain
frontal (higher-level thought)
occipital (vision)
temporal (speech and language perception)
parietal (somatosensory cortex/touch)
Hindbrain
Back of the brain
has medulla, reticular formation, pons, cerebellum
Medulla
Heart rate and breathing
Reticular formation
arousal, walking, excretion
Pons
sleeping and dreaming
Cerebellum
Coordination and balance, base of brain
Forebrain
Front of the brain
Diencephalon:thalamus,Hypothalamus
Telencephalon:Basal Ganglia,Corpus callosum, Cortex
Thalamus
Relay Centeter
hypothalmus
motivation, emotion, eating and pleasure (pleasure sensor/center)
100% Verified New Year 2024
What is Psychology?
Science of behavior and mental processes,
Concerned with everything a person does, thinks and feel
Father of Psychology
Wilhelm Wundt (philosopher with background in anatomy) in 1879
Structuralism
Wilhelm Wundt
understanding structure of the mind, use introspect
Clinical Psychologist
- Diagnosis and treatment of Psy problems
- Psychiatrist can prescribe drugs
(psychoanalysis/humanistic psychology)
Applied Psychologist
make use for practice problems in real worlds
-industry (effective communication in life)
-forensic (eyewitness testimonies)
-human factor (new product/telephone number)
-School (Children)
Research Psychologist
discover basic principles of human psyche
-behavioral neuroscientist (bio/genetic with behavior)
-Cognitive (higher level mental processing)
-Developmental (change over lifespan)
-Social ( how people interact)
-Personality (people differ)
(structuralism/functionalism/behaviorism)
Independent Variable
What is being manipulated in the experiment
Dependent Variable
What is measure or observed in the experiment
Confounding Variable
Uncontrolled variable that changes along with independent variable
Experimental Research
actively manipulates the environment to observe its effect on behavior
Placebo
Inactive or inert substance that resembles an experimental substance
Operations definitions
definitions that show how concepts can be observed and measured
Correlation
Statistic shows two variables vary together in a systematic from +1.00 to -1.00
Mean
average
Median
middle point in order to set scores
, Mode
most frequent occurring score in a set of numbers
Range
the difference between the largest and smallest score in distribution
EEG wave
record electrical activity of cortex only
CAT/CT
basically 3D x-rays
PET
detects brain activity through heat sensing
MRI
detect brain structures by sending radio waves through strong magnetic field
how does the nervous system communicate
electrochemically
Terminal Buttons
tiny swelling at the end of axon that contain chemicals important to a neural
transmission
resting potential
-70mv inside and out the resting neuron
action potential
all-or-non electrical signal that travels down a neuron's axon
Neurotransmitters
chemical messengers from one neuron to the next
Reflexes
automatic body reactions
Knee jerk
Lobes of the brain
frontal (higher-level thought)
occipital (vision)
temporal (speech and language perception)
parietal (somatosensory cortex/touch)
Hindbrain
Back of the brain
has medulla, reticular formation, pons, cerebellum
Medulla
Heart rate and breathing
Reticular formation
arousal, walking, excretion
Pons
sleeping and dreaming
Cerebellum
Coordination and balance, base of brain
Forebrain
Front of the brain
Diencephalon:thalamus,Hypothalamus
Telencephalon:Basal Ganglia,Corpus callosum, Cortex
Thalamus
Relay Centeter
hypothalmus
motivation, emotion, eating and pleasure (pleasure sensor/center)
