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Physiological Psych 324
cummulative final (clemson)
35
Psychology
Undergraduate 3
04/30/2012

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Term
physiological psych
Definition
study of the relationship btw behavior and the body (brain)
Term
neuroscience
Definition
study of all aspects of the nervous system
Term
dualism
Definition
separate worlds, mind controls brain by interacting with it
Term
monism
Definition
same world, mind is a product of physical processes in the brain
Term
nature vs nurture
Definition
hereditary/innate v environment/learned behavior
Term
gene
Definition
unit of heredity found on chromosome, encodes proteins
Term
genotype
Definition
genetic makeup
Term
phenotype
Definition
appearance
Term
neurons
Definition
specialized cells that receive info and send it to other cells
Term
glial cells
Definition
cells that provide structural and functional support for neurons
Term
motor neuron
Definition
output-->carries info to muscle and glands
receives info from other neurons
Term
sensory neuron
Definition
input-->carries info from other neurons, brain and spinal cord
receives particular type of sensory info
Term
interneuron
Definition
connect one neuron to another in a part of the CNS (spine)
Term
oligodendrocytes
Definition
build myelin around axons in brain and spinal cord
glial
Term
schwann cells
Definition
glial
build myelin around axons in periphery
Term
neural membrane
-phospholipid
-proteins
Definition
phos=heads attached to water, tail repelled by water
proteins=channels and pumps, active transport
Term
polarization
Definition
difference in electrical charge (voltage) btw the inside and outside of a cell
Term
resting potential
Definition
unequal distribution of ions on 2 sides of the membrane
Term
hyperpolarization
Definition
inc in polarization due to a stimulus
Term
depolarization
Definition
decrease in polarization, going towards 0
Term
action potential
Definition
abrupt depolarization and slight reversal of the usual polarization of the membrane. all or none
Term
graded potential
Definition
decays as it propagates, depends on intensity of the stimulus
Term
synapse
Definition
connection btw 2 neurons
Term
EPSP
Definition
partial depolarization of postsyn membrane
Term
IPSP
Definition
hyperpolarization of the postsynaptic membrane
Term
post synaptic integration
Definition
EPSP and IPSP combined at the axon hillock, temporal summation
Term
synaptic modulation
Definition
adjustment of activity occuring at a synapse
Term
presynaptic excitation
Definition
inc in the release of neurotrans by the presynaptic neuron
Term
presynaptic inhibition
Definition
dec in the release of neurotrans by the presyn neuron
Term
forebrain
Definition
thalamus and hypothalamus, cortex
Term
frontal
Definition
movement, behavior
prefrontal cortex
Term
parietal
Definition
somatosensory, association
Term
temporal
Definition
auditory, language, visual and audio association
Term
occipital
Definition
visual
Term
hypothalamus
Definition
controls emotion and motivated behaviors, controls autonomic NS
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