Across
- 5. most important part of an object, movement, or group, forming the basis for its activity and growth.
- 6. short branched extension of a nerve cell
- 8. Cord the cylindrical bundle of nerve fibers and associated tissue which is enclosed in the spine
- 9. a structure that is located at the back of the brain
- 10. nervous system voluntary control of the body movements and the use of skeletal muscles.
Down
- 1. a chemical substance that is released at the end of a nerve fiber
- 2. long slender projection of a nerve cell, or neuron
- 3. junction between two nerve cells
- 4. controls your ability to think, talk, feel, see, hear, remember things, walk and much more.
- 7. the principal and most anterior part of the brain in vertebrates