Nervous
Across
- 2. Part of the brainstem that regulates heart rate and breathing
- 3. Junction between two neurons where impulses pass
- 5. State of a neuron's membrane when positively charged outside
- 8. Division of the nervous system that includes the brain and spinal cord (abbreviation)
- 9. Chemical messengers that transmit signals across synapses
- 13. Rapid, automatic response to a stimulus
- 14. Division of the PNS that controls skeletal muscles
Down
- 1. Neurotransmitter released at the neuromuscular junction
- 4. Part of the diencephalon that regulates body temperature and hunger
- 6. Long extension of a neuron that conducts impulses away from the cell body
- 7. Electrical signal traveling along a neuron
- 8. Part of the brain responsible for coordination and balance
- 10. Division of the PNS that controls glands and smooth muscles
- 11. Fatty sheath that speeds up nerve impulses
- 12. Short, branching neuron fibers that receive signals