Divisions of the Nervous System Flashcards
What are the two divisions of the nervous system
the central nervous system and the peripheral nervous system
what organs are in the CNS
brain and spinal cord
what organs are in the peripheral nervous system
cranial nerves and all others extending from spinal cord
what are the two sections of the peripheral nervous system
-sensory pathways
-motor pathways
what do sensory pathways in the peripheral nervous system do
carry impulses from receptors to the CNS
what do motor pathways in the peripheral nervous system do (two sections)
somatic: voluntary control
autonomic: involuntary (glands, smooth muscles, cardiac)
responsibility of autonomic motor pathway
-involuntary control (glands, smooth muscles, cardiac)
-fight or flight
-hypothalamus and medulla oblongata
-made up of sympathetic and parasympathetic divisons
