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Dendrites – 2 Types of Nerve Cells 1) Glial cells – ________ conducting, involved with structural ______________ and ________________________ 2) Neurons – ______________ impulses, functional units, 3 types 1. Sensory neurons (_____________) clusters called _______ Sense & relay stimuli from ____________________ to ______ 2. Interneurons (association neurons) In brain & spinal cord. ______________ & ________________ sensory stimuli. ________________ afferent & efferent neurons 3. Motor neurons (efferent) ____________ information to the _______________ ex. muscles, glands. organs Cell body – Nucleus – Axon – Schwann cells – (a type of glial cell) Myelin sheath – Nodes of Ranvier – Axon terminals - www sirinet net/ jgjohnso/basicneuron jpg