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Nervous System S&F

QuestionAnswer
How do single celled organisms interact with their environment Organisms do not have organ systems like more complex Organisms
What are to things that make up nervous tissue Neurons, and their supporting Cells
Know the purpose of Myelin Sheathing Supporting around the neuron
What is the name for the electrical signals transmitted by the neurons Nerve Impulses
What are nerve impulses responsible for in humans Movement, perception, thoughts, emotions, learning
Dendrites Extends from the cell body liens antennae
Cell body Contains the nucleus and most of the organelles
Axon Is a long membrane- covered extension of the cytoplasm
Axon Terminals One cells touch other cells to pass signals along
What specific cells create the myelin sheathing in the peripheral nervous system Schwann Cells
Name the gap between myelin cells Ranvier
Created by: mhackett
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