Psych - Unit 1: The Nervous System
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14 Terms
central nervous system
the nervous system that compromises the brain and spinal cord
peripheral nervous system
the nervous system that compromises all other nerves besides brain and spinal cord
neurons
nerve cells that make up brain and nervous system, form a network that extends to spinal cord
vertebrae
protective bones that encase the spinal cord
nerves
neurons are bundled into ____
sensory neurons (afferent)
nerves sending information to the brain
motor neurons (efferent)
nerves conveying information from the brain
reflexes
quick and involuntary responses to environmental stimuli
reflex arc
the path of a ____ goes from sensory to motor
interneurons
communicate between motor and sensory neurons in the spinal cord to create reflex arc
somatic nervous system
responsible for voluntary movement of large skeletal muscles
automatic nervous system
controls non-skeletal/smooth muscles (ex. heart), usually involuntary control
sympathetic nervous system
associated with processes that burn energy, “fight or flight“
parasympathetic nervous system
complementary system responsible for conserving energy
Note 
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