Across
- 5. can be electrical or chemical
- 7. transmit electrical signals to target cells
- 8. regulates volume of blood vessels in the skin
- 9. metabolic support
- 12. microglial cells
- 14. widespread, prolonged activities
- 15. diffusion force =
- 17. one way- electrical synapses =
Down
- 1. neurotransmitters and synaptic vesicles
- 2. more modifiable = __ necessary for learning
- 3. ion tend toward electrochemical equilibrium, 2 words
- 4. directly alter permeability to ions
- 6. glands integumentary system to maintain intenal temperature
- 10. transmits electrical signals to target cells via
- 11. system of rapid breathing to eliminate excess heat
- 13. muscular system 85% of heat in human body
- 16. trigger a signaling cascade of second messengers