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behavioral science

Bioshkem

TermDefinition
Neuropsychology study of the connection between nervous system and behavior
Sensory/afferent neurons ascend in the cord toward the brain
motor/efferent neurons exit the cord on their way to rest of the body
interneurons found between other neurons, most numerous
motor autonomic
sensory somatic
meninges three-layered sheath of connective tissue covering brain. anchor the brain and resorb cerebrospinal fluid
dura mater connected directly to skull
arachnoid mater middle, fibrous layer
pia mater connected directly to brain
Broca's area language production
Wernicke's area language comprehension
Hemisphere usually dominant for language left hemisphere
acetylcholine used by somatic system to move muscles, PNS and CNS for alertness
dopamine maintains smooth movements Lack of it causes Parkinson’s disease
Endorphins/enkephalins natural painkillers
epinephrine/norepinephrine maintain wakefulness and alertness and mediates fight or flight
GABA brain stabilizers
glutamate excitatory neurotransmitter in the brain
serotonin modulates mood, sleep patterns, eating patterns, and dreaming
cortisol stress hormone released by adrenal cortex
testosterone and estrogen mediate libido
epinephrine/norepinephrine cause physiological changes with SNS
distal in the distance
cornea gather and filter incoming light
iris divides front of eye into anterior and posterior chambers
bony labyrinth filled with perilymph
membranous labyrinth filled with endolymph
bottom-up processing recognition by parallel processing and feature detection Slower but less prone to mistakes
top-down processing recognition of an object by memories and expectation Faster but more prone to mistakes
habituation decreased response from repeated exposure to the same stimulus
long-term potentiation strengthening of synapses that leads to a long-lasting increase in signal transmission between neurons
Created by: Cole.Turner
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