GRE Notes Flashcards
(245 cards)
Dopamine
pleasure, motivation, reward
Serotonin
emotional processing
eating, sleeping, sexual behavior
Epinephrine and Norepinephrine
adrenaline
Cortisol
steroid stress hormone, suppresses immune system
Endorphin
endogenous opiate, produced by pituitary gland
Substantia Nigra
dopaminergic neurons, implicated in Parkinsons
Alternate (Parallel) Reliability
A research subject is given two different versions of the same test at different times
Inter-Rater (Inter-Observer) Reliability
The degree to which different raters/observers give consistent estimates of the same phenomenon
Test-Retest Reliability
The consistency of a measure from one trial to another
Internal Consistency Reliability
The consistency of results across items within a test
Categorical Perception
A phenomenon of perception of distinct categories when there is a gradual change in a variable along a continuum
3 Key Dimensions of Temperament
- The Easy Child is generally in a positive mood, quickly establishing regular routines in infancy and adapts easily to new experiences.
- The Difficult Child tends to react negatively and cry frequently, engaging in irregular daily routines and is slow to accept new experiences.
- The Slow to Warm Up Child has a low activity level, is somewhat negative, shows low adaptability and displays a low intensity of mood.
Semantic Memory
Consists of ideas and concepts that are not drawn from personal experience (housed in LTM)
Spatial Summation
Multiple simultaneous inputs of neurotransmitters
Temporal summation
Repeated inputs of neurotransmitters
Excitatory Neurotransmitters
Increase the likelihood that the neuron will fire an action potential
Inhibitory Neurotransmitters
Decrease the likelihood that the neuron will fire an action potential
Modulatory Neurotransmitters
Modulate and influence the effects of other chemical messengers
Fast Mapping
Rapidly learning a new word by contrasting it with a familiar word
Telegraphic Speech
Speech during the two-word stage of language acquisition. Sounds like a telegram
Ex: Drive car
Holophrase
A single word (such as OK) that is used to express a complete, meaningful thought
Two-Stream Hypothesis of Neural Processing
The ventral stream (or “what pathway”) = visual identification and recognition.
The dorsal stream (or “where pathway”) = spatial location relative to the viewer
Social Referencing
Using cues from people in the environment to learn what behaviors are appropriate in that particular setting
Standard Deviation
The measurement of the variability of individual scores