neuro anatomy and physiology Questions and Correct Answers

CNS Ans brain and spinal cord PNS Ans outside the CNS 1.SOMATIC NERVOUS SYSTEM 2.AUTONOMIC NERVOUS SYSTEM somatic nervous system Ans send messages from the CNS to skeletal muscle(voluntary muscle) autonomic nervous system Ans mit message from the CNS to the smooth muscle, cardiac muscle, and certain glands of peripheral nervous system des those peripheral nerves(both cranial and spinal) that regulate functions occuring automatically in the body; regulates smooth muscle,cardiac muscle, and glands neurons Ans structure of the nervous system r sensory or motor sensory neuron Ans transmit impules *to* the CNS motor neuron Ans transmit impulse *from* the CNS what is neuron composed off Ans body us ites dendrites Ans conduct impulse *to* the cell body and called afferent(to or toward) nerve fibers. axon Ans fiber that projects from the cell body, which is usually larger than the dendrites cts impulse*away* from the neuron, and therefore called an efferent(away from) nerve fiber synapse