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Correct Answer: A) Provide nutrition, support, and insulation.
Correct Answer: B) Brain.
Correct Answer: B) Axon.
Correct Answer: D) Cerebrum.
Correct Answer: B) Cerebrospinal fluid.
Correct Answer: A) First pair.
Correct Answer: B) Threshold is reached.
Correct Answer: A) Brain.
Correct Answer: D) Satellite cell.
Correct Answer: C) Short sight.
Correct Answer: D) Frontal.
Correct Answer: A) Pickle.
Correct Answer: B) Carry Impulses from skin and organs to the spinal cord and brain about the external and internal environment.
Correct Answer: A) Ears.
Correct Answer: C) Interneurons.
Correct Answer: B) Neurotransmitters.
Correct Answer: A) It speeds up the message sent along the axon.
Correct Answer: A) Brain, Spinal Cord, Nerves.
Correct Answer: C) Sensory.
Correct Answer: B) Cerebellum.
Correct Answer: B) Somatic.
Correct Answer: B) Sympathetic.
Correct Answer: C) The Brain.
Correct Answer: B) Ependymal cells.