Nervous system, neurons and neurotransmission

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Across
  1. 3. prepares body for 'fight or flight' response
  2. 4. carries impulses away from cell body down the length of a neuron
  3. 6. this increases the likelihood the postsynaptic neuron will pass on the electrical impulse
  4. 7. this decreases the likelihood the postsynaptic neuron will pass on the electrical impulse
  5. 10. the space between an axon and dendrite
  6. 13. type of response produced from the parasympathetic nervous system
  7. 15. binds to neurotransmitter on postsynaptic membrane
  8. 16. when a neuron is activated by a stimulus and creates a positive charge inside the cell (6,9)
Down
  1. 1. carries neurotransmitters to axon terminal (8,7)
  2. 2. in between the sensory and motor neurons
  3. 3. neurotransmitter that causes inhibition in the receiving neuron
  4. 5. carries an impulse to the effector
  5. 8. part of the CNS along with the spinal cord
  6. 9. type of nervous system that transmits messages, via neurons, to and from the CNS
  7. 11. nervous system that carries out actions that require no conscious awareness
  8. 12. a sudden change in the environment that creates a nervous response
  9. 14. contains a nucleus (4,4)