Nervous System Flashcards
sympathetic
accelerator
2 branches of automatic system
sympathetic and parasympathetic
automatic system
all involuntary actions
somatic system
responsible for all voluntary actions
2 systems in peripherals
somatic and autonomic
how many pairs of nervous systems extend from CNS
31
peripheral nervous system
responsible for all other nerve processes that branch out from spine to receptors in muscles, glands, blood vessels and organs
2 parts of nervous system
central and peripheral
motor
activate body systems by sending messages back via peripheral nervous system
association
memory, thought and emotion
3 areas of brain
sensory, motor and association
sensory
receive impulses from sense organs via peripheral nervous system
2 main lobes of brain
R &L hemisphere
central nervous system
brain and spinal cord
parasympathetic
slows down