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Neurons
information processing cell of nervous system
Parts of Neurons
soma, dendrites, axon, terminal button
Gila Cells
supporting cell for neurons, supplying nutrients, provide myelin sheath
Myelin Sheath
speeds up message from neuron
Action Potential
electrical current carried down the axon, charge at rest -70mv,
Inter-neuron Communication
Synapse, transmission across synapse: neurotransmitter
somatic
afferent/sensory, efferent/motor
autonomic
sympathetic, parasympathetic
cerebellum
smoothness to movement(balanced walking)
Medulla
regulating unconscious functions
Pons
responsible for sleep and arousal
Reticular Formation
filters information, carries simulation related to sleep and arousal
Limbic System
hypothalamus, amygdala, hippocampus, thalamus
Hypothalamus
regulates basic needs(thirst, hunger, temp control)
amygdala
part of limbic system involved in emotion and aggression
hippocampus
part of limbic system used for learning and memory
thalamus
really center for cortex: incoming/outgoing signals
Cerebrum
responsible for, sensing, thinking, learning, emotion, consciousness, and voluntary movement