Nervous System Crossword Puzzle

3. – (repeat) Same as clue 1, ventricular lining cells.
4. – Brain region coordinating movement, balance, and posture.
8. – Branched cellular extensions specialized to receive stimuli.
9. – The functional unit of the nervous system, consisting of soma, dendrites, and axon.
10. – PNS glial cell that forms the myelin sheath around axons.
11. – The long cytoplasmic process of a neuron that transmits impulses away from the soma.
13. – Star-shaped glial cells important in forming the blood-brain barrier.
14. Cord – Elongated structure of the CNS conducting motor and sensory signals to and from the brain.
15. – Small phagocytic glial cells that act as immune defense in the CNS.
16. – CNS glial cells responsible for producing myelin sheaths.
18. – Small PNS glial cells surrounding neuron cell bodies in ganglia.
19. – General term for non-neuronal supporting cells in nervous tissue.
20. – Specialized junction where communication occurs between neurons.

1. – Largest part of the brain, responsible for higher functions like thought and memory.
2. – Aggregates of neuron cell bodies in the peripheral nervous system.
5. – Ciliated epithelial-like cells lining the brain ventricles and spinal canal.
6. Sheath – Insulating multilayered covering formed by glial cells around certain axons.
7. – Dense network of dendrites, axons, and glial processes filling spaces between nerve cell bodies.
12. – Chemical messengers released at synapses for neuron-to-neuron communication.
17. – The three protective connective tissue coverings around the brain and spinal cord.